{"title":"John Guest","description":"\u003ch1\u003eJohn Guest push-fit fittings for beer lines, CO2 and drinking water\u003c\/h1\u003e\n\u003cp\u003eJohn Guest push-fit fittings connect tubing without tools: the tube is pushed in and held by a collet. Here you will find union connectors, reducers, elbows, tees, shut-off valves, check valves and adapters to BSP, NPTF and FFL, plus LLDPE tubing. The fittings are available for 3\/16\", 1\/4\", 5\/16\", 3\/8\" and 1\/2\" outside diameter tube and are used in breweries, bars and restaurants.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePlease note:\u003c\/strong\u003e The professional range is only available in Norway.\u003c\/p\u003e\n\u003ch2\u003eHow to choose the right John Guest fitting\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eMeasure the outside diameter:\u003c\/strong\u003e Push-fit sizes refer to the outside diameter (OD) of the tube, not the bore. 5\/16\" and 3\/8\" are the best-selling sizes here. \u003ca href=\"\/en\/products\/ol-luft-slange-lldpe-3-8-od\"\u003e3\/8\" OD LLDPE tubing\u003c\/a\u003e has a 1\/4\" (6.35 mm) bore.\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eJoining and changing sizes:\u003c\/strong\u003e A \u003ca href=\"\/en\/products\/john-guest-hurtigkobling-5-16-5-16\"\u003e5\/16\" union connector\u003c\/a\u003e joins two tubes. Reducers and stem fittings have a stem end that plugs into another push-fit fitting, such as the \u003ca href=\"\/en\/products\/john-guest-3-8-5-16-reducer\"\u003e3\/8\" to 5\/16\" reducer\u003c\/a\u003e.\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eAdapting to threads:\u003c\/strong\u003e Female 1\/2\", 5\/8\" and 3\/4\" BSP, including \u003ca href=\"\/en\/products\/john-guest-overgang-f-5-8-bsp-til-3-8\"\u003e5\/8\" BSP to 3\/8\"\u003c\/a\u003e, straight adaptors with NPTF and BSP, and an \u003ca href=\"\/en\/products\/john-guest-overgang-3-8-1-4-ffl\"\u003eadapter to 1\/4\" FFL\u003c\/a\u003e for flare connections.\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eControlling flow:\u003c\/strong\u003e \u003ca href=\"\/en\/products\/john-guest-3-8-stengeventil\"\u003eShut-off valves\u003c\/a\u003e in 5\/16\", 3\/8\" and 1\/2\", and a \u003ca href=\"\/en\/products\/john-guest-3-8-single-check-valve-tilbakeslagsventil\"\u003e3\/8\" check valve\u003c\/a\u003e that prevents backflow, for example in a CO2 line.\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eFitting and securing:\u003c\/strong\u003e Cut tube square with a \u003ca href=\"\/en\/products\/john-guest-tube-cutter\"\u003eJohn Guest tube cutter\u003c\/a\u003e. Locking clips stop the collet being pushed in by accident, and the Flow Bend Clip holds tube in a bend without kinking.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eThe range\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eConnectors:\u003c\/strong\u003e straight union connectors, Y-splitters, tees, crosses, equal elbows and reducing elbows.\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eStem fittings:\u003c\/strong\u003e reducers, enlargers, stem elbows, plugs and tube to hose stems for connecting to hose with a hose clamp.\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eValves and bulkheads:\u003c\/strong\u003e shut-off valves, a check valve, bulkhead connectors and a 10 cm tap shank with a 5\/16\" push-fit connector.\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eTubing and spares:\u003c\/strong\u003e LLDPE tubing from John Guest and DMfit, spare collets, locking clips and a strain relief boot.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently asked questions about John Guest\u003c\/h2\u003e\n\u003ch3\u003eHow do I release a John Guest fitting?\u003c\/h3\u003e\n\u003cp\u003ePush the collet in towards the fitting and pull the tube out at the same time. If the collet is secured with a locking clip, remove the clip first.\u003c\/p\u003e\n\u003ch3\u003eIs John Guest compatible with DMfit?\u003c\/h3\u003e\n\u003cp\u003eTubing with the same outside diameter fits both systems. The spare collets in the range are labelled for both John Guest and DMfit.\u003c\/p\u003e\n\u003ch3\u003eWhich tubing should I use for beer?\u003c\/h3\u003e\n\u003cp\u003ePush-fit needs rigid LLDPE or LDPE tubing with the correct outside diameter. 5\/16\" OD LLDPE tubing has a 3\/16\" (4.76 mm) bore, and 3\/8\" OD has a 1\/4\" (6.35 mm) bore.\u003c\/p\u003e\n\u003ch3\u003eDo you sell John Guest to homebrewers?\u003c\/h3\u003e\n\u003cp\u003eYes. The same John Guest range is listed under \u003ca href=\"\/en\/collections\/fat-servering-john-guest\"\u003eJohn Guest for kegging and dispense\u003c\/a\u003e for homebrewers. This page is for business customers with trade prices.\u003c\/p\u003e\n\u003ch3\u003eHow do I get trade prices?\u003c\/h3\u003e\n\u003cp\u003eTrade prices require a business account with a username and password. \u003ca href=\"\/en\/pages\/hvordan-bli-proffkunde\"\u003eRead how to become a business customer\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch2\u003eRelated equipment\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/en\/collections\/proff-slanger-og-koblinger-slanger\"\u003eHoses\u003c\/a\u003e – LDPE, LLDPE, silicone and PVC tubing\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/collections\/proff-slanger-og-koblinger-npt-og-bsp-koblinger\"\u003eNPT and BSP fittings\u003c\/a\u003e – stainless hose barbs, adapters and quick couplers\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/collections\/proff-slanger-og-koblinger\"\u003eHoses and fittings\u003c\/a\u003e – the full trade range\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/collections\/fat-servering-dmfit\"\u003eDMfit\u003c\/a\u003e – push-fit fittings for kegging and dispense\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/collections\/fat-servering-tappetaarn-og-tappekraner\"\u003eBeer towers and taps\u003c\/a\u003e – for your dispense system\u003c\/li\u003e\n\u003c\/ul\u003e","products":[{"product_id":"john-guest-hurtigkobling-5-16-3-16","title":"John Guest Quick Connect 5\/16\" - 3\/16\"","description":"\u003ch2\u003eJohn Guest push-fit fitting 5\/16\" – 3\/16\"\u003c\/h2\u003e\n\u003cp\u003eStraight reducing fitting that joins a 5\/16\" tube (7.9 mm) to a 3\/16\" tube (4.8 mm). John Guest is a British manufacturer of push-fit fittings for quick, secure and leak-free connection of hoses and tubes, for both liquids and gases under pressure. The fittings are food grade and widely used in beer dispensing systems and CO2 lines.\u003c\/p\u003e\n\u003ch3\u003eHow to use the fitting\u003c\/h3\u003e\n\u003cp\u003eCut the tube square, ideally with a tube cutter, and push it in until it stops. To release the tube, press in the collet and pull the tube out.\u003c\/p\u003e\n\u003ch3\u003eTechnical data\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eType: straight reducer\u003c\/li\u003e\n\u003cli\u003eTube size: 5\/16\" (7.9 mm) to 3\/16\" (4.8 mm) outer diameter\u003c\/li\u003e\n\u003cli\u003eManufacturer: John Guest\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently asked questions about John Guest push-fit fitting 5\/16\"\u003c\/h2\u003e\n\u003ch3\u003eWhat is a 5\/16\"–3\/16\" fitting used for?\u003c\/h3\u003e\n\u003cp\u003eIt is used to join two tubes with different outer diameters, for example when a thin beer line is connected to a 5\/16\" fitting or shank.\u003c\/p\u003e\n\u003ch3\u003eCan I use Star San on John Guest fittings?\u003c\/h3\u003e\n\u003cp\u003eAcid-based products can over time make plastic parts such as John Guest fittings brittle. Rinse them with water if you use Star San.\u003c\/p\u003e\n\u003ch3\u003eRelated\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/en\/collections\/fat-servering-john-guest\"\u003eJohn Guest\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-5-16-t-kryss\"\u003eJohn Guest 5\/16\" tee\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-3-8-3-16-reducer\"\u003eJohn Guest 3\/8\" – 3\/16\" Reducer\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-tube-cutter\"\u003eJohn Guest tube cutter\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"John Guest","offers":[{"title":"Default Title","offer_id":41901870743650,"sku":"PI201006S","price":59.0,"currency_code":"NOK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0621\/8422\/6914\/files\/547eb98d805da31752bb3e2c3e1f3236-image.jpg?v=1746169123"},{"product_id":"john-guest-hurtigkobling-3-8-3-16","title":"John Guest Quick Connect 3\/8\" - 3\/16\"","description":"\u003ch2\u003eJohn Guest push-fit connector 3\/8\" – 3\/16\" – reducer for thin beer line\u003c\/h2\u003e\n\u003cp\u003eThis push-fit connector from John Guest is a reducer between 3\/8\" and 3\/16\". It lets you connect a thin beer line with a 3\/16\" outside diameter to a 3\/8\" tube or fitting, for example in draught systems. John Guest fittings are designed for fast, secure and leak-free connection of tubes and pipes for both liquid and gas under pressure, and they are food grade.\u003c\/p\u003e\n\u003ch3\u003eTechnical data\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eType: push-fit reducer\u003c\/li\u003e\n\u003cli\u003eSize: 3\/8\" to 3\/16\"\u003c\/li\u003e\n\u003cli\u003eFor liquid and gas under pressure\u003c\/li\u003e\n\u003cli\u003eFood grade\u003c\/li\u003e\n\u003cli\u003eManufacturer: John Guest\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently asked questions about the John Guest connector 3\/8\" – 3\/16\"\u003c\/h2\u003e\n\u003ch3\u003eHow do I connect the tube?\u003c\/h3\u003e\n\u003cp\u003eCut the tube square and push it into the fitting until it stops. To release it, press in the collet and pull the tube out.\u003c\/p\u003e\n\u003ch3\u003eWhich tube fits?\u003c\/h3\u003e\n\u003cp\u003eJohn Guest sizes refer to the outside diameter of the tube. The fitting takes tube with a 3\/8\" outside diameter at one end and 3\/16\" at the other, for example beer line with a 3 mm inside and 3\/16\" outside diameter.\u003c\/p\u003e\n\u003ch3\u003eWhy is my beer foaming even though the fitting is on?\u003c\/h3\u003e\n\u003cp\u003eA microscopic leak at a John Guest fitting can draw in air and cause foam. Cut off the end of the tube and reconnect it.\u003c\/p\u003e\n\u003ch3\u003eRelated\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/en\/collections\/fat-servering-john-guest\"\u003eJohn Guest push-fit fittings\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/olslange-ldpe-3mm-id-3-16-od\"\u003eBeer line LDPE 3 mm ID, 3\/16\" OD\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/ol-luft-slange-lldpe-3-8-od\"\u003eBeer\/air tubing LLDPE 3\/8\" OD\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-tube-cutter\"\u003eJohn Guest Tube Cutter\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/blogs\/rad-og-tips-om-olbrygging\/tapping-av-ol-fra-fat\"\u003eDispensing beer from kegs\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"John Guest","offers":[{"title":"Default Title","offer_id":41901875789922,"sku":"PI201206S","price":59.0,"currency_code":"NOK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0621\/8422\/6914\/files\/0c093927c2f608485f517ab52cfb0905-image.jpg?v=1746169266"},{"product_id":"john-guest-hurtigkobling-1-2-1-2","title":"John Guest Quick Connector 1\/2\" - 1\/2\"","description":"\u003ch2\u003eJohn Guest Quick Connect 1\/2\" – 1\/2\" – straight union for 1\/2\" tubing\u003c\/h2\u003e\n\u003cp\u003eThis push-fit quick connector from John Guest joins two tubes with a 1\/2\" outer diameter. Push the tubing into each end and the connector locks and seals automatically. John Guest push-fit fittings are designed for fast, secure and leak-free connection of tubing and pipe for both liquids and gases under pressure, and are widely used in beer dispensing systems.\u003c\/p\u003e\n\u003cp\u003eBrewshop stocks a wide range of food-grade John Guest quick connectors, adaptors, tubing and tools.\u003c\/p\u003e\n\u003ch3\u003eTechnical data\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eType: straight union connector (push-fit)\u003c\/li\u003e\n\u003cli\u003eConnection: 1\/2\" – 1\/2\" (tube outer diameter)\u003c\/li\u003e\n\u003cli\u003eFor liquids and gases under pressure\u003c\/li\u003e\n\u003cli\u003eManufacturer: John Guest\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently asked questions about the John Guest 1\/2\" – 1\/2\" connector\u003c\/h2\u003e\n\u003ch3\u003eHow do I connect the tubing?\u003c\/h3\u003e\n\u003cp\u003eCut the tubing square and push it fully into the connector. To release it, push in the collet and pull the tubing out.\u003c\/p\u003e\n\u003ch3\u003eThe connector leaks or the beer foams. What should I do?\u003c\/h3\u003e\n\u003cp\u003eA tiny leak at the connector can draw in air and cause foaming. Cut the tube end square and clean, and reconnect.\u003c\/p\u003e\n\u003ch3\u003eCan the connector handle acid-based sanitizers?\u003c\/h3\u003e\n\u003cp\u003eAcid-based products can make plastic parts brittle over time. Avoid prolonged contact and rinse with water.\u003c\/p\u003e\n\u003ch3\u003eRelated\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/en\/collections\/fat-servering-john-guest\"\u003eJohn Guest\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-hurtigkobling-3-8-3-8\"\u003eJohn Guest connector 3\/8\" – 3\/8\"\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-hurtigkobling-1-4-1-4\"\u003eJohn Guest connector 1\/4\" – 1\/4\"\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"John Guest","offers":[{"title":"Default Title","offer_id":41901875855458,"sku":"PI0416S","price":79.0,"currency_code":"NOK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0621\/8422\/6914\/files\/4f6a90492a9253c9a98efe53d57aaff5-image.jpg?v=1746169267"},{"product_id":"john-guest-hurtigkobling-3-8-3-8","title":"John Guest Quick Connector 3\/8\" - 3\/8\"","description":"\u003ch2\u003eJohn Guest quick connector 3\/8\" – 3\/8\" – push-fit tube connector\u003c\/h2\u003e\n\u003cp\u003eJohn Guest push-fit quick connectors are designed for fast, secure and leak-free connection of tubing and pipes, for both liquids and gases under pressure. This connector joins two tubes with a 3\/8\" outer diameter (9.5 mm), for example in a beer line.\u003c\/p\u003e\n\u003cp\u003eBrewshop stocks a wide range of food-grade quick connectors, adapters, tubing and tools from John Guest, which has made fittings for more than 60 years.\u003c\/p\u003e\n\u003ch3\u003eTechnical data\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eConnection: 3\/8\" – 3\/8\" push-fit\u003c\/li\u003e\n\u003cli\u003eFits tubing with 3\/8\" outer diameter (9.5 mm)\u003c\/li\u003e\n\u003cli\u003eUse: liquids and gases under pressure\u003c\/li\u003e\n\u003cli\u003eBrand: John Guest\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently asked questions about the John Guest quick connector 3\/8\" – 3\/8\"\u003c\/h2\u003e\n\u003ch3\u003eHow do I connect the tubing?\u003c\/h3\u003e\n\u003cp\u003eCut the tubing square and push it into the connector until it stops. Pull gently on the tubing to check it is secure. To release it, press in the collet and pull the tubing out.\u003c\/p\u003e\n\u003ch3\u003eWhich tubing fits?\u003c\/h3\u003e\n\u003cp\u003eTubing with a 3\/8\" outer diameter, such as 3\/8\" LDPE tubing for beer and air.\u003c\/p\u003e\n\u003ch3\u003eCan the connector be used for both beer and CO2?\u003c\/h3\u003e\n\u003cp\u003eYes. John Guest fittings are made for both liquids and gases under pressure.\u003c\/p\u003e\n\u003ch3\u003eRelated\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/en\/collections\/fat-servering-john-guest\"\u003eJohn Guest\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/3-8-ldpe-slange-til-ol-luft-transparent\"\u003e3\/8\" LDPE tubing for beer \/ air (clear)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-tube-cutter\"\u003eJohn Guest Tube Cutter\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-overgang-3-8-1-4-ffl\"\u003eJohn Guest adapter 3\/8\" – 1\/4\" FFL\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"John Guest","offers":[{"title":"Default Title","offer_id":41901875920994,"sku":"PI0412S","price":69.0,"currency_code":"NOK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0621\/8422\/6914\/files\/0646e4fdbf4a134a467ffffe562152c8-image.jpg?v=1746169270"},{"product_id":"john-guest-overgang-f-5-8-bsp-til-3-8","title":"John Guest adapter F 5\/8\" BSP to 3\/8\"","description":"\u003ch2\u003eJohn Guest adapter F 5\/8\" BSP to 3\/8\" – for shanks and keg couplers\u003c\/h2\u003e\n\u003cp\u003eA push-fit adapter from John Guest with a 5\/8\" BSP female thread at one end and a push-fit connection for 3\/8\" outer diameter (OD) at the other. The adapter fits shanks and commercial keg couplers, so you can connect a 3\/8\" line directly.\u003c\/p\u003e\n\u003cp\u003eJohn Guest push-fit fittings are made for fast, secure and leak-free connection of hoses and pipes for both liquid and gas under pressure. The fittings are food grade.\u003c\/p\u003e\n\u003ch3\u003eTechnical data\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ethread: 5\/8\" BSP female\u003c\/li\u003e\n\u003cli\u003ehose connection: 3\/8\" OD push-fit\u003c\/li\u003e\n\u003cli\u003efits: shanks and commercial keg couplers\u003c\/li\u003e\n\u003cli\u003efood grade\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently asked questions about the John Guest 5\/8\" BSP adapter\u003c\/h2\u003e\n\u003ch3\u003eWhat does the adapter fit?\u003c\/h3\u003e\n\u003cp\u003eIt fits shanks and commercial keg couplers with a 5\/8\" BSP male thread.\u003c\/p\u003e\n\u003ch3\u003eWhich hose should I use?\u003c\/h3\u003e\n\u003cp\u003eHose or tubing with a 3\/8\" outer diameter, pushed straight into the push-fit connection.\u003c\/p\u003e\n\u003ch3\u003eHow do I release the hose?\u003c\/h3\u003e\n\u003cp\u003ePress in the collet on the fitting and pull the hose out.\u003c\/p\u003e\n\u003ch3\u003eRelated\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/en\/collections\/fat-servering-john-guest\"\u003eJohn Guest\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/ol-luft-slange-lldpe-3-8-od\"\u003eBeer\/air line LLDPE 3\/8\" OD\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/collections\/fat-servering-koblinger-og-tilbehoer-til-fat\"\u003eKeg fittings and accessories\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"John Guest","offers":[{"title":"Default Title","offer_id":41901878542434,"sku":"PI451215FS","price":98.0,"currency_code":"NOK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0621\/8422\/6914\/files\/2acd3a13d832fdce0f8732a99f561a9c-image.jpg?v=1746169325"},{"product_id":"ol-luft-slange-lldpe-3-8-od","title":"Beer\/air line LLDPE 3\/8\" OD","description":"\u003ch2\u003eBeer and gas line LLDPE 3\/8\" OD – sold by the metre\u003c\/h2\u003e\u003cp\u003eFood-grade tubing made of LLDPE (Linear Low Density Polyethylene) with a 3\/8\" outer diameter. The tubing can be used for both beer and gas and fits 3\/8\" John Guest push-fit connectors. The price is per metre, and you choose the quantity for more metres. A full reel is 152 metres.\u003c\/p\u003e\u003ch3\u003eTechnical data\u003c\/h3\u003e\u003cul\u003e\u003cli\u003eMaterial: LLDPE, food grade\u003c\/li\u003e\u003cli\u003eInner diameter: 1\/4\" (6.35 mm)\u003c\/li\u003e\u003cli\u003eOuter diameter: 3\/8\" (9.5 mm)\u003c\/li\u003e\u003cli\u003eSold per metre; 152 metres on a full reel\u003c\/li\u003e\u003c\/ul\u003e\u003ch2\u003eFrequently asked questions about LLDPE 3\/8\" tubing\u003c\/h2\u003e\u003ch3\u003eWhich fittings does the tubing fit?\u003c\/h3\u003e\u003cp\u003eThe tubing has a 3\/8\" outer diameter and fits 3\/8\" John Guest push-fit connectors.\u003c\/p\u003e\u003ch3\u003eCan I use it as a beer line to the tap?\u003c\/h3\u003e\u003cp\u003eYes, but for a short tap line a thinner beer line gives more resistance and less foam. Brewshop recommends beer line with a 3\/16\" outer diameter and at least 1.5–2 metres in length for dispensing.\u003c\/p\u003e\u003ch3\u003eHow do I order more metres?\u003c\/h3\u003e\u003cp\u003eThe price is per metre. Choose the number of metres in the cart. A full reel is 152 metres.\u003c\/p\u003e\u003ch3\u003eRelated\u003c\/h3\u003e\u003cul\u003e\u003cli\u003e\u003ca href=\"\/en\/collections\/fat-servering-john-guest\"\u003eJohn Guest\u003c\/a\u003e\u003c\/li\u003e\u003cli\u003e\u003ca href=\"\/en\/collections\/bryggeutstyr-slanger\"\u003eTubing\u003c\/a\u003e\u003c\/li\u003e\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-hurtigkobling-3-8-3-8\"\u003eJohn Guest push-fit 3\/8\" – 3\/8\"\u003c\/a\u003e\u003c\/li\u003e\u003cli\u003e\u003ca href=\"\/en\/blogs\/rad-og-tips-om-olbrygging\/tapping-av-ol-fra-fat\"\u003eDispensing beer from kegs (Norwegian)\u003c\/a\u003e\u003c\/li\u003e\u003c\/ul\u003e","brand":"Dmfit","offers":[{"title":"Default Title","offer_id":41901880475746,"sku":"DPE06-N-0150","price":35.0,"currency_code":"NOK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0621\/8422\/6914\/files\/0be52b4eda92aa3b8c702fdd0143555e-image.jpg?v=1746169416"},{"product_id":"john-guest-hurtigkobling-med-y-splitter-3-8","title":"John Guest Quick Connector with Y-splitter 3\/8\"","description":"\u003ch2\u003eJohn Guest Y-splitter 3\/8\" – push-fit fitting\u003c\/h2\u003e\n\u003cp\u003eY-splitter with three 3\/8\" ports (9.5 mm) that splits one tube into two, for example to distribute CO2 or liquid to two lines. John Guest is a British manufacturer of push-fit fittings for quick, secure and leak-free connection of hoses and tubes, for both liquids and gases under pressure. The fittings are food grade and widely used in beer dispensing systems and CO2 lines.\u003c\/p\u003e\n\u003ch3\u003eHow to use the fitting\u003c\/h3\u003e\n\u003cp\u003eCut the tube square, ideally with a tube cutter, and push it in until it stops. To release the tube, press in the collet and pull the tube out.\u003c\/p\u003e\n\u003ch3\u003eTechnical data\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eType: Y-splitter\u003c\/li\u003e\n\u003cli\u003eTube size: 3\/8\" (9.5 mm) outer diameter\u003c\/li\u003e\n\u003cli\u003eManufacturer: John Guest\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently asked questions about John Guest Y-splitter 3\/8\"\u003c\/h2\u003e\n\u003ch3\u003eWhich tube fits the 3\/8\" fitting?\u003c\/h3\u003e\n\u003cp\u003eThe fitting takes tube with a 3\/8\" (9.5 mm) outer diameter. John Guest fittings are sized by the outer diameter of the tube.\u003c\/p\u003e\n\u003ch3\u003eCan I use Star San on John Guest fittings?\u003c\/h3\u003e\n\u003cp\u003eAcid-based products can over time make plastic parts such as John Guest fittings brittle. Rinse them with water if you use Star San.\u003c\/p\u003e\n\u003ch3\u003eRelated\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/en\/collections\/fat-servering-john-guest\"\u003eJohn Guest\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-3-8-t-kryss\"\u003eJohn Guest 3\/8\" tee\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-3-8-stengeventil\"\u003eJohn Guest 3\/8\" shut-off valve\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-tube-cutter\"\u003eJohn Guest tube cutter\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"John Guest","offers":[{"title":"Default Title","offer_id":41901881327714,"sku":"PI2312S","price":89.0,"currency_code":"NOK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0621\/8422\/6914\/files\/024c49535434e8edf731b9d0e75fc8a2-image.jpg?v=1746169429"},{"product_id":"10cm-gjennomforing-til-tappekran-med-5-16-pushfit-hurtigkobling","title":"10cm shank for a tap with 5\/16\" push-fit quick connector","description":"\u003ch2\u003e10 cm shank for beer tap – with 5\/16\" push-fit quick connector\u003c\/h2\u003e\n\u003cp\u003eA stainless steel shank for mounting a beer tap through a wall or door, for example a fridge door. It is 10 cm long, has American threads for Ultratap, Perlick, Intertap and similar taps, and fits walls or doors up to 6.5 cm thick. The shank comes with an original 5\/16\" push-fit quick connector.\u003c\/p\u003e\n\u003cp\u003eTo connect LDPE 3\/16\" anti-foam tubing, use a \u003ca href=\"\/en\/products\/john-guest-5-16-3-16-reducer\"\u003e5\/16\" to 3\/16\" reducer\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eTechnical data\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eLength: 10 cm\u003c\/li\u003e\n\u003cli\u003eMax wall\/door thickness: 6.5 cm\u003c\/li\u003e\n\u003cli\u003eThreads: American, for Ultratap, Perlick, Intertap and others\u003c\/li\u003e\n\u003cli\u003eTubing connection: 5\/16\" push-fit quick connector\u003c\/li\u003e\n\u003cli\u003eMaterial: stainless steel\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently asked questions about the tap shank\u003c\/h2\u003e\n\u003ch3\u003eWhich beer taps fit?\u003c\/h3\u003e\n\u003cp\u003eThe shank has American threads and fits Ultratap, Perlick, Intertap, Nukatap and similar taps.\u003c\/p\u003e\n\u003ch3\u003eHow thick a wall or door can it go through?\u003c\/h3\u003e\n\u003cp\u003eIt fits walls or doors up to 6.5 cm thick.\u003c\/p\u003e\n\u003ch3\u003eHow do I connect 3\/16\" beer line?\u003c\/h3\u003e\n\u003cp\u003eUse a 5\/16\" to 3\/16\" reducer in the push-fit connector.\u003c\/p\u003e\n\u003ch3\u003eRelated\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/en\/collections\/fat-servering-tappetaarn-og-tappekraner\"\u003eTowers and beer taps\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/ultratap-ss-tappekran-med-handtak\"\u003eUltratap SS beer tap with handle\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-5-16-3-16-reducer\"\u003eReducer 5\/16\" to 3\/16\" (John Guest)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"John Guest","offers":[{"title":"Default Title","offer_id":41901881426018,"sku":"SHANK516-KIT","price":429.0,"currency_code":"NOK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0621\/8422\/6914\/files\/b1f7648ea855e027f2472f1c9d3740fe-image.jpg?v=1746169432"},{"product_id":"john-guest-overgang-f-5-8-bsp-til-5-16","title":"John Guest adapter F 5\/8\" BSP to 5\/16\"","description":"\u003ch2\u003eJohn Guest adapter F 5\/8\" BSP to 5\/16\" – for shanks and keg couplers\u003c\/h2\u003e\n\u003cp\u003eA push-fit adapter from John Guest with a 5\/8\" BSP female thread at one end and a push-fit connection for 5\/16\" outer diameter (OD) tubing at the other. The adapter fits shanks and commercial keg couplers, so you can connect 5\/16\" tubing directly.\u003c\/p\u003e\n\u003cp\u003eJohn Guest push-fit fittings are designed for quick, secure and leak-free connection of hoses and tubing for both liquid and gas under pressure. The fittings are food grade.\u003c\/p\u003e\n\u003ch3\u003eTechnical data\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ethread: 5\/8\" BSP female\u003c\/li\u003e\n\u003cli\u003etube connection: 5\/16\" OD push-fit\u003c\/li\u003e\n\u003cli\u003efits: shanks and commercial keg couplers\u003c\/li\u003e\n\u003cli\u003efood grade\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently asked questions about the John Guest 5\/8\" BSP adapter\u003c\/h2\u003e\n\u003ch3\u003eWhat does the adapter fit?\u003c\/h3\u003e\n\u003cp\u003eIt fits shanks and commercial keg couplers with a 5\/8\" BSP male thread.\u003c\/p\u003e\n\u003ch3\u003eWhich tubing should I use?\u003c\/h3\u003e\n\u003cp\u003eTubing with a 5\/16\" outer diameter, pushed straight into the push-fit connection.\u003c\/p\u003e\n\u003ch3\u003eHow do I release the tubing?\u003c\/h3\u003e\n\u003cp\u003ePress in the collet on the fitting and pull the tubing out.\u003c\/p\u003e\n\u003ch3\u003eCan the fitting handle Star San?\u003c\/h3\u003e\n\u003cp\u003eAcid-based products can make plastic parts brittle over time. Rinse the fitting with clean water if it has been in contact with Star San for a long time.\u003c\/p\u003e\n\u003ch3\u003eRelated\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/en\/collections\/fat-servering-john-guest\"\u003eJohn Guest\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/ol-luft-slange-lldpe-5-16-od\"\u003eBeer\/gas tubing LLDPE 5\/16\" OD\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-overgang-f-5-8-bsp-til-3-8\"\u003eJohn Guest adapter F 5\/8\" BSP to 3\/8\"\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/blogs\/rad-og-tips-om-olbrygging\/tapping-av-ol-fra-fat\"\u003eDispensing beer from a keg (Norwegian)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"John Guest","offers":[{"title":"Default Title","offer_id":41901882835042,"sku":"PI451015FS","price":98.0,"currency_code":"NOK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0621\/8422\/6914\/files\/fb8f735924f486124ef53627314cf42e-image.jpg?v=1746169485"},{"product_id":"john-guest-hurtigkobling-med-y-splitter-5-16","title":"John Guest Quick Connect with Y-Splitter 5\/16\"","description":"\u003ch2\u003eJohn Guest push-fit Y-splitter 5\/16\" – split the air line to two kegs\u003c\/h2\u003e\n\u003cp\u003ePush-fit Y-splitter from John Guest for 5\/16\" (8 mm) tube. It is used on the air side of Lindr dispensing towers with a compressor, to split the air line so you can connect two kegs at the same time. John Guest fittings are designed for fast, secure and leak-free connection of tubes and pipes for both liquid and gas under pressure, and they are food grade.\u003c\/p\u003e\n\u003cp\u003eLindr towers with a compressor use air to push the beer out of bag-in-keg kegs such as KeyKeg and PolyKeg. The compressor is not intended for Cornelius kegs.\u003c\/p\u003e\n\u003ch3\u003eTechnical data\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eType: Y-splitter, push-fit\u003c\/li\u003e\n\u003cli\u003eSize: 5\/16\" (8 mm)\u003c\/li\u003e\n\u003cli\u003eUse: air side of Lindr dispensing towers with compressor\u003c\/li\u003e\n\u003cli\u003eFood grade\u003c\/li\u003e\n\u003cli\u003eManufacturer: John Guest\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently asked questions about the John Guest Y-splitter 5\/16\"\u003c\/h2\u003e\n\u003ch3\u003eWhat is the Y-splitter used for?\u003c\/h3\u003e\n\u003cp\u003eIt splits the air line from the compressor in a Lindr dispensing tower, so you can connect two kegs at the same time.\u003c\/p\u003e\n\u003ch3\u003eCan I use the compressor with Cornelius kegs?\u003c\/h3\u003e\n\u003cp\u003eNo. The compressor in Lindr towers is for bag-in-keg kegs such as KeyKeg and PolyKeg, not for Cornelius kegs.\u003c\/p\u003e\n\u003ch3\u003eHow do I connect the tube?\u003c\/h3\u003e\n\u003cp\u003eCut the tube square and push it into the fitting until it stops. To release it, press in the collet and pull the tube out.\u003c\/p\u003e\n\u003ch3\u003eRelated\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/lindr-kontakt-40-k-new-green-line-tappetarn-med-kompressor\"\u003eLindr KONTAKT 40\/K NEW Green Line dispensing tower with compressor\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/collections\/lindr\"\u003eLindr\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/collections\/fat-servering-john-guest\"\u003eJohn Guest push-fit fittings\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-tube-cutter\"\u003eJohn Guest Tube Cutter\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/blogs\/rad-og-tips-om-olbrygging\/tapping-av-ol-fra-fat\"\u003eDispensing beer from kegs\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"John Guest","offers":[{"title":"Default Title","offer_id":41901884309602,"sku":"PM2308S","price":89.0,"currency_code":"NOK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0621\/8422\/6914\/files\/f4aa50cad89766969b6ebe16a79db828-image.jpg?v=1746169570"},{"product_id":"ol-luft-slange-lldpe-5-16-od","title":"Beer\/air line LLDPE 5\/16\" OD","description":"\u003ch2\u003eBeer and gas line LLDPE 5\/16\" OD – sold per metre\u003c\/h2\u003e\n\u003cp\u003eFood-grade LLDPE (Linear Low Density Polyethylene) tubing with a 5\/16\" outside diameter and a 3\/16\" inside diameter. The tubing can be used for both beer and gas, and fits 5\/16\" push-fit connectors such as John Guest. The price is per metre; choose the quantity for more metres. A full reel is 152 metres.\u003c\/p\u003e\n\u003ch3\u003eTechnical data\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMaterial: LLDPE, food grade\u003c\/li\u003e\n\u003cli\u003eInside diameter: 3\/16\" (4.76 mm)\u003c\/li\u003e\n\u003cli\u003eOutside diameter: 5\/16\" (7.93 mm)\u003c\/li\u003e\n\u003cli\u003eSold per metre; 152 metres on a full reel\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently asked questions about LLDPE 5\/16\" tubing\u003c\/h2\u003e\n\u003ch3\u003eWhich fittings does the tubing fit?\u003c\/h3\u003e\n\u003cp\u003eThe tubing has a 5\/16\" outside diameter and fits 5\/16\" push-fit connectors, for example from John Guest.\u003c\/p\u003e\n\u003ch3\u003eCan I use it as the beer line to the tap?\u003c\/h3\u003e\n\u003cp\u003eYes, but if the beer foams, a thinner beer line gives more resistance. Brewshop recommends beer line with a 3\/16\" outside diameter and at least 1.5–2 metres in length for dispensing.\u003c\/p\u003e\n\u003ch3\u003eHow do I order more metres?\u003c\/h3\u003e\n\u003cp\u003eThe price is per metre. Choose the number of metres in the cart. A full reel is 152 metres.\u003c\/p\u003e\n\u003ch3\u003eRelated\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/en\/collections\/fat-servering-john-guest\"\u003eJohn Guest\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/collections\/bryggeutstyr-slanger\"\u003eTubing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-5-16-t-kryss\"\u003eJohn Guest 5\/16\" Union Tee\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-overgang-5-16-1-4-ffl\"\u003eJohn Guest adapter 5\/16\" – 1\/4\" FFL\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/blogs\/rad-og-tips-om-olbrygging\/tapping-av-ol-fra-fat\"\u003eDispensing beer from kegs (Norwegian)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Dmfit","offers":[{"title":"Default Title","offer_id":41901888405602,"sku":"DPE05-N-0200","price":35.0,"currency_code":"NOK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0621\/8422\/6914\/files\/ea075d59132b9e0abfbb0b961c28afab-image.jpg?v=1746169720"},{"product_id":"ol-luft-slange-lldpe-10mm-od-john-guest","title":"Beer\/air hose LLDPE 10mm OD - John Guest","description":"\u003ch2\u003eBeer and air tubing LLDPE 10 mm OD from John Guest\u003c\/h2\u003e\n\u003cp\u003eThis tubing from John Guest is made of LLDPE (Linear Low Density Polyethylene) and is food-grade. It has an outer diameter of 10 mm and an inner diameter of 7 mm, and is used for beer and air\/gas, for example in dispensing systems and keg setups with push-in fittings.\u003c\/p\u003e\n\u003ch3\u003eTechnical data\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ematerial: LLDPE, food-grade\u003c\/li\u003e\n\u003cli\u003eouter diameter: 10 mm\u003c\/li\u003e\n\u003cli\u003einner diameter: 7 mm\u003c\/li\u003e\n\u003cli\u003euse: beer and air\/gas\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently asked questions about John Guest LLDPE tubing 10 mm\u003c\/h2\u003e\n\u003ch3\u003eWhich fittings fit the tubing?\u003c\/h3\u003e\n\u003cp\u003eJohn Guest push-in fittings are sized by the outer diameter of the tubing. For this tubing you should therefore use 10 mm fittings.\u003c\/p\u003e\n\u003ch3\u003eWhat is LLDPE?\u003c\/h3\u003e\n\u003cp\u003eLLDPE stands for Linear Low Density Polyethylene. It is a flexible, food-grade plastic widely used in beverage systems.\u003c\/p\u003e\n\u003ch3\u003eWhat are the inner and outer diameters?\u003c\/h3\u003e\n\u003cp\u003eThe tubing has a 10 mm outer diameter and a 7 mm inner diameter.\u003c\/p\u003e\n\u003ch3\u003eRelated\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/en\/collections\/fat-servering-john-guest\"\u003eJohn Guest\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/collections\/bryggeutstyr-slanger\"\u003eHoses\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/collections\/proff-slanger-og-koblinger-john-guest\"\u003eJohn Guest (professional)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"John Guest","offers":[{"title":"Default Title","offer_id":41901889650786,"sku":"PE-1007-100M-N","price":35.0,"currency_code":"NOK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0621\/8422\/6914\/files\/abc340aca8152178e41e32475d2c1635-image.jpg?v=1746169776"},{"product_id":"john-guest-hurtigkobling-3-8-5-16","title":"John Guest Quick Connector 3\/8\" - 5\/16\"","description":"\u003ch2\u003eJohn Guest push-fit connector 3\/8\" – 5\/16\" – reducer between two tube sizes\u003c\/h2\u003e\n\u003cp\u003eThis push-fit connector from John Guest is a reducer between 3\/8\" and 5\/16\". It lets you join two tubes or pipes of different sizes, for example in draught systems and on the gas side between regulator and keg. John Guest fittings are designed for fast, secure and leak-free connection of tubes and pipes for both liquid and gas under pressure, and they are food grade.\u003c\/p\u003e\n\u003ch3\u003eTechnical data\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eType: push-fit reducer\u003c\/li\u003e\n\u003cli\u003eSize: 3\/8\" to 5\/16\"\u003c\/li\u003e\n\u003cli\u003eFor liquid and gas under pressure\u003c\/li\u003e\n\u003cli\u003eFood grade\u003c\/li\u003e\n\u003cli\u003eManufacturer: John Guest\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently asked questions about the John Guest connector 3\/8\" – 5\/16\"\u003c\/h2\u003e\n\u003ch3\u003eHow do I connect the tube?\u003c\/h3\u003e\n\u003cp\u003eCut the tube square and push it into the fitting until it stops. To release it, press in the collet and pull the tube out.\u003c\/p\u003e\n\u003ch3\u003eWhich tube fits?\u003c\/h3\u003e\n\u003cp\u003eJohn Guest sizes refer to the outside diameter of the tube. The fitting takes tube with an outside diameter of 3\/8\" at one end and 5\/16\" (approx. 8 mm) at the other.\u003c\/p\u003e\n\u003ch3\u003eWhy is my beer foaming even though the fitting is on?\u003c\/h3\u003e\n\u003cp\u003eA microscopic leak at a John Guest fitting can draw in air and cause foam. Cut off the end of the tube and reconnect it.\u003c\/p\u003e\n\u003ch3\u003eRelated\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/en\/collections\/fat-servering-john-guest\"\u003eJohn Guest push-fit fittings\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-tube-cutter\"\u003eJohn Guest Tube Cutter\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-hurtigkobling-med-y-splitter-5-16\"\u003eJohn Guest push-fit Y-splitter 5\/16\"\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/blogs\/rad-og-tips-om-olbrygging\/tapping-av-ol-fra-fat\"\u003eDispensing beer from kegs\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"John Guest","offers":[{"title":"Default Title","offer_id":41901890175074,"sku":"PI201210S","price":59.0,"currency_code":"NOK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0621\/8422\/6914\/files\/3ba8c0a838449b610b0f5f6bf4606d32-image.jpg?v=1746169802"},{"product_id":"john-guest-overgang-f-3-4-bsp-til-3-8-tap-adaptor","title":"John Guest Adapter F 3\/4\" BSP to 3\/8\" Tap Adaptor","description":"\u003ch2\u003eJohn Guest adapter F 3\/4\" BSP to 3\/8\" – Tap Adaptor\u003c\/h2\u003e\n\u003cp\u003eA John Guest adapter with 3\/4\" female BSP threads on one side and a push-fit connection for 3\/8\" outside diameter on the other. It fits kitchen taps and other equipment with 3\/4\" male threads, among others, so you can connect tubing or pipe with a 3\/8\" outside diameter.\u003c\/p\u003e\n\u003cp\u003eJohn Guest push-fit fittings are made for fast, secure and leak-tight connection of tubing and pipe for liquids and gases under pressure.\u003c\/p\u003e\n\u003ch3\u003eTechnical data\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eThread: 3\/4\" BSP, female\u003c\/li\u003e\n\u003cli\u003ePush-fit: 3\/8\" outside diameter (OD)\u003c\/li\u003e\n\u003cli\u003eType: push-fit\u003c\/li\u003e\n\u003cli\u003eManufacturer: John Guest\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently asked questions about the John Guest 3\/4\" BSP adapter\u003c\/h2\u003e\n\u003ch3\u003eWhat can I connect the adapter to?\u003c\/h3\u003e\n\u003cp\u003eEquipment with 3\/4\" male BSP threads, for example some kitchen taps. The other side takes tubing or pipe with a 3\/8\" outside diameter.\u003c\/p\u003e\n\u003ch3\u003eHow do I connect the tubing?\u003c\/h3\u003e\n\u003cp\u003ePush the tubing straight in until it stops. To release it, push in the collet and pull the tubing out. Cut the tubing end square so the connection seals.\u003c\/p\u003e\n\u003ch3\u003eRelated\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/en\/collections\/fat-servering-john-guest\"\u003eJohn Guest\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-overgang-f-5-8-bsp-til-3-8\"\u003eJohn Guest adapter F 5\/8\" BSP to 3\/8\"\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-hurtigkobling-3-8-3-8\"\u003eJohn Guest union connector 3\/8\" – 3\/8\"\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-hurtigkobling-3-8-5-16\"\u003eJohn Guest reducing connector 3\/8\" – 5\/16\"\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"John Guest","offers":[{"title":"Default Title","offer_id":41901891846242,"sku":"CI321216FS","price":98.0,"currency_code":"NOK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0621\/8422\/6914\/files\/136af03e6993ea55c509f69f6b3d54ef-image.jpg?v=1746169879"},{"product_id":"john-guest-straight-adaptor-3-8-x-1-4-nptf","title":"John Guest Straight Adaptor 3\/8\" x 1\/4\" NPTF","description":"\u003ch2\u003eJohn Guest Straight Adaptor 3\/8\" x 1\/4\" NPTF – straight push-fit fitting\u003c\/h2\u003e\n\u003cp\u003eA straight push-fit fitting from John Guest with 1\/4\" NPTF male thread at one end and a push-fit connection for 3\/8\" outside diameter tubing at the other. It fits directly on an ODL CO2 regulator and is a simple choice when you want to connect gas or beer line to equipment with 1\/4\" NPT thread.\u003c\/p\u003e\n\u003cp\u003eJohn Guest fittings are made for quick, secure and leak-free connection of tubing and pipes, for both liquid and gas under pressure. We stock a wide range of food-grade push-fit fittings, adapters, tubing and tools from John Guest.\u003c\/p\u003e\n\u003ch3\u003eTechnical data\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eThread: 1\/4\" NPTF, male\u003c\/li\u003e\n\u003cli\u003eTubing: 3\/8\" outside diameter\u003c\/li\u003e\n\u003cli\u003eType: Straight Adaptor, push-fit\u003c\/li\u003e\n\u003cli\u003eManufacturer: John Guest\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently asked questions about the John Guest Straight Adaptor 3\/8\" x 1\/4\" NPTF\u003c\/h2\u003e\n\u003ch3\u003eHow do I connect the tubing?\u003c\/h3\u003e\n\u003cp\u003eCut the tubing square and push it firmly into the fitting until it stops. To release it, press in the collet and pull the tubing out.\u003c\/p\u003e\n\u003ch3\u003eWhat if the fitting leaks?\u003c\/h3\u003e\n\u003cp\u003eA small leak can draw in air and cause foaming. Cut the tubing end square and reconnect.\u003c\/p\u003e\n\u003ch3\u003eWhich tubing fits?\u003c\/h3\u003e\n\u003cp\u003eThe fitting is for tubing with a 3\/8\" outside diameter. Always measure the outside diameter, not the inside.\u003c\/p\u003e\n\u003ch3\u003eRelated\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/en\/collections\/fat-servering-john-guest\"\u003eJohn Guest fittings\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-hurtigkobling-3-8-5-16\"\u003eJohn Guest push-fit 3\/8\" - 5\/16\"\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-hurtigkobling-3-8-3-16\"\u003eJohn Guest push-fit 3\/8\" - 3\/16\"\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/blogs\/rad-og-tips-om-olbrygging\/hvordan-karbonere-ol-pa-fat\"\u003eHow to carbonate beer in a keg\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"John Guest","offers":[{"title":"Default Title","offer_id":41901891879010,"sku":"PI011222S","price":69.0,"currency_code":"NOK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0621\/8422\/6914\/files\/d5f4e77fd4be27e93b33e20d2da2f512-image.jpg?v=1746169879"},{"product_id":"john-guest-3-8-3-16-stem-elbow","title":"John Guest 3\/8\" - 3\/16\" Stem Elbow","description":"\u003ch2\u003eJohn Guest 3\/8\" – 3\/16\" Stem Elbow – elbow from 3\/8\" to 3\/16\" tubing\u003c\/h2\u003e\n\u003cp\u003eA 90° elbow from John Guest with a 3\/8\" stem at one end and a 3\/16\" push-fit connection at the other. The stem pushes straight into a 3\/8\" push-fit fitting, and the other end takes tubing with a 3\/16\" outside diameter. This lets you go from a 3\/8\" fitting to thin 3\/16\" beer line and make a tight turn at the same time, without kinking the tubing.\u003c\/p\u003e\n\u003cp\u003eJohn Guest push-fit fittings are made for fast, secure and leak-free connection of tubing and pipe, for both liquid and gas under pressure, and they are food grade.\u003c\/p\u003e\n\u003ch3\u003eTechnical data\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eType: stem elbow\u003c\/li\u003e\n\u003cli\u003eConnections: 3\/8\" stem and 3\/16\" push-fit\u003c\/li\u003e\n\u003cli\u003eFits tubing with 3\/16\" outside diameter\u003c\/li\u003e\n\u003cli\u003eFor liquid and gas under pressure\u003c\/li\u003e\n\u003cli\u003ePart number: PI221206S\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently asked questions about the John Guest 3\/8\" – 3\/16\" Stem Elbow\u003c\/h2\u003e\n\u003ch3\u003eWhat is the difference between a stem elbow and a standard elbow?\u003c\/h3\u003e\n\u003cp\u003eA standard elbow has push-fit connections at both ends. A stem elbow has a stem at one end that pushes into another push-fit fitting, such as an adapter or a shut-off valve.\u003c\/p\u003e\n\u003ch3\u003eWhich tubing fits?\u003c\/h3\u003e\n\u003cp\u003eThe push-fit end takes tubing with a 3\/16\" outside diameter, such as thin LDPE beer line. The stem fits a 3\/8\" push-fit fitting.\u003c\/p\u003e\n\u003ch3\u003eHow do I release the fitting?\u003c\/h3\u003e\n\u003cp\u003ePress in the collet on the push-fit end and pull out the tubing or stem at the same time.\u003c\/p\u003e\n\u003ch3\u003eRelated\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/en\/collections\/fat-servering-john-guest\"\u003eJohn Guest\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/olslange-ldpe-3mm-id-3-16-od\"\u003eBeer line LDPE 3 mm ID, 3\/16\" OD\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-hurtigkobling-3-8-3-16\"\u003eJohn Guest push-fit connector 3\/8\" – 3\/16\"\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-3-8-3-16-reducer\"\u003eJohn Guest 3\/8\" – 3\/16\" Reducer\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-tube-cutter\"\u003eJohn Guest Tube Cutter\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"John Guest","offers":[{"title":"Default Title","offer_id":41901891911778,"sku":"PI221206S","price":79.0,"currency_code":"NOK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0621\/8422\/6914\/files\/cc6ae72a93247e3036be4e4955d12be0-image.jpg?v=1746169879"},{"product_id":"john-guest-overgang-3-8-1-4-ffl","title":"John Guest adapter 3\/8\" - 1\/4\" FFL","description":"\u003ch2\u003eJohn Guest adapter 3\/8\" – 1\/4\" FFL for ball lock disconnects\u003c\/h2\u003e\n\u003cp\u003eAn adapter from 3\/8\" push-fit to 1\/4\" FFL thread (female flare). It screws straight onto ball lock disconnects with 1\/4\" MFL thread, so you can connect 3\/8\" tubing to the keg disconnect without a hose clamp.\u003c\/p\u003e\n\u003cp\u003eJohn Guest push-fit fittings are made for fast, secure and leak-free connection of tubing and pipes, for both liquid and gas under pressure. They are food grade.\u003c\/p\u003e\n\u003ch3\u003eTechnical data\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eTube side: 3\/8\" push-fit\u003c\/li\u003e\n\u003cli\u003eThread side: 1\/4\" FFL (female thread)\u003c\/li\u003e\n\u003cli\u003eFits: ball lock disconnects with 1\/4\" MFL thread\u003c\/li\u003e\n\u003cli\u003eUse: liquid and gas under pressure\u003c\/li\u003e\n\u003cli\u003eManufacturer: John Guest\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently asked questions about the John Guest adapter 3\/8\" – 1\/4\" FFL\u003c\/h2\u003e\n\u003ch3\u003eWhat does FFL mean?\u003c\/h3\u003e\n\u003cp\u003eFFL stands for female flare, meaning internal flare thread. The adapter therefore screws onto fittings with external 1\/4\" MFL thread, such as threaded ball lock disconnects.\u003c\/p\u003e\n\u003ch3\u003eWhich tubing fits?\u003c\/h3\u003e\n\u003cp\u003eTubing with a 3\/8\" outer diameter, pushed straight into the push-fit end.\u003c\/p\u003e\n\u003ch3\u003eCan the adapter be used for both beer and CO2?\u003c\/h3\u003e\n\u003cp\u003eYes, John Guest fittings are made for both liquid and gas under pressure, and the adapter fits both beer and CO2 disconnects with 1\/4\" MFL thread.\u003c\/p\u003e\n\u003ch3\u003eRelated\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/en\/collections\/fat-servering-john-guest\"\u003eJohn Guest\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/ball-lock-co2-hurtigkobling-1-4-mfl-gjenger\"\u003eBall lock CO2 disconnect with 1\/4\" MFL thread\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/ball-lock-ol-hurtigkobling-1-4-mfl-gjenger\"\u003eBall lock beer disconnect with 1\/4\" MFL thread\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-hurtigkobling-3-8-5-16\"\u003eJohn Guest push-fit reducer 3\/8\" – 5\/16\"\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"John Guest","offers":[{"title":"Default Title","offer_id":41901891944546,"sku":"PI4512F4S","price":79.0,"currency_code":"NOK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0621\/8422\/6914\/files\/ae7f92c3f032b96d46f4bf4feeae83e4-image.jpg?v=1746169883"},{"product_id":"john-guest-3-8-gjennomforing","title":"John Guest 3\/8\" Bulkhead Fitting","description":"\u003ch2\u003eJohn Guest 3\/8\" Bulkhead Fitting – push-fit bulkhead for 3\/8\" OD tubing\u003c\/h2\u003e\n\u003cp\u003eThe John Guest 3\/8\" bulkhead connector takes a line through a wall, a panel or the side of a fridge. It has push-fit connections for 3\/8\" OD tubing at both ends, so you can connect the tubing on both sides without tools. The bulkhead fits wall thicknesses up to 12 mm.\u003c\/p\u003e\n\u003cp\u003eJohn Guest push-fit fittings are made for fast and secure connection of tubing and pipe for liquids and gas under pressure. The fittings are food grade.\u003c\/p\u003e\n\u003ch3\u003eTechnical data\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eType: bulkhead connector\u003c\/li\u003e\n\u003cli\u003eTube connection: 3\/8\" OD tubing at both ends\u003c\/li\u003e\n\u003cli\u003eWall thickness: up to 12 mm\u003c\/li\u003e\n\u003cli\u003ePart number: PI1212S\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently asked questions about the John Guest 3\/8\" bulkhead\u003c\/h2\u003e\n\u003ch3\u003eHow thick a wall does it fit?\u003c\/h3\u003e\n\u003cp\u003eThe bulkhead fits wall thicknesses up to 12 mm.\u003c\/p\u003e\n\u003ch3\u003eWhich tubing fits?\u003c\/h3\u003e\n\u003cp\u003eTubing with a 3\/8\" outer diameter (OD) at both ends.\u003c\/p\u003e\n\u003ch3\u003eWhat if the fitting leaks?\u003c\/h3\u003e\n\u003cp\u003eCut the tube end square and push it fully into the fitting again. A tiny leak can draw in air and cause foaming.\u003c\/p\u003e\n\u003ch3\u003eRelated\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/en\/collections\/fat-servering-john-guest\"\u003eJohn Guest fittings\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/ol-luft-slange-lldpe-3-8-od\"\u003eBeer\/gas tubing LLDPE 3\/8\" OD\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-hurtigkobling-3-8-3-8\"\u003eJohn Guest push-fit union 3\/8\" – 3\/8\"\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/blogs\/rad-og-tips-om-olbrygging\/tapping-av-ol-fra-fat\"\u003eDispensing beer from kegs\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"John Guest","offers":[{"title":"Default Title","offer_id":41901892010082,"sku":"PI1212S","price":149.0,"currency_code":"NOK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0621\/8422\/6914\/files\/175f3547ec39d78559e161e5b8f3437a-image.jpg?v=1746169886"},{"product_id":"john-guest-3-8-3-16-reducer","title":"John Guest 3\/8\" - 3\/16\" Reducer","description":"\u003ch2\u003eJohn Guest 3\/8\" – 3\/16\" Reducer – for foam-reducing beer line\u003c\/h2\u003e\n\u003cp\u003eThe John Guest 3\/8\" – 3\/16\" Reducer has a 3\/8\" stem at one end and a push-fit connection for tubing with a 3\/16\" outside diameter at the other. The stem pushes straight into a 3\/8\" push-fit fitting, for example on an adapter on the tap shank. This lets you step down to thin, foam-reducing 3\/16\" tubing. John Guest push-fit fittings give a fast, secure and leak-free connection for both liquids and gas under pressure, and they are food-grade approved.\u003c\/p\u003e\n\u003ch3\u003eTechnical data\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eType: stem reducer\u003c\/li\u003e\n\u003cli\u003eStem: 3\/8\" (pushes into a 3\/8\" push-fit fitting)\u003c\/li\u003e\n\u003cli\u003eTubing: 3\/16\" OD\u003c\/li\u003e\n\u003cli\u003eManufacturer: John Guest\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently asked questions about the John Guest 3\/8\" – 3\/16\" Reducer\u003c\/h2\u003e\n\u003ch3\u003eWhat is a stem?\u003c\/h3\u003e\n\u003cp\u003eA stem is a smooth tube end with the same size as the tubing. It pushes into a push-fit fitting just like tubing, in this case a 3\/8\" fitting.\u003c\/p\u003e\n\u003ch3\u003eWhy use 3\/16\" tubing?\u003c\/h3\u003e\n\u003cp\u003eThinner tubing gives more resistance, so the beer comes out of the tap more gently and foams less.\u003c\/p\u003e\n\u003ch3\u003eCan the fitting be used with Star San?\u003c\/h3\u003e\n\u003cp\u003eAcid-based products can over time make plastic parts such as John Guest fittings brittle.\u003c\/p\u003e\n\u003ch3\u003eRelated\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/en\/collections\/fat-servering-john-guest\"\u003eJohn Guest\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/olslange-ldpe-3mm-id-3-16-od\"\u003eBeer line LDPE 3 mm ID, 3\/16\" OD\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-overgang-f-5-8-bsp-til-3-8\"\u003eJohn Guest adapter F 5\/8\" BSP to 3\/8\"\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/20cm-8-1-8-lang-gjennomforing-til-tappekran-krome-dispense\"\u003e20 cm shank for beer taps\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/blogs\/rad-og-tips-om-olbrygging\/tapping-av-ol-fra-fat\"\u003eDispensing beer from kegs (Norwegian)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"John Guest","offers":[{"title":"Default Title","offer_id":41901892075618,"sku":"PI061206S","price":59.0,"currency_code":"NOK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0621\/8422\/6914\/files\/a3d68de685c7a8fa8a9977d3e788bf0b-image.jpg?v=1746169885"},{"product_id":"john-guest-3-16-quot-plug","title":"John Guest 3\/16\" Plug","description":"\u003ch2\u003eJohn Guest 3\/16\" Plug – blanking plug for push-fit fittings\u003c\/h2\u003e\u003cp\u003eThe John Guest 3\/16\" Plug is a blanking plug that pushes into a John Guest fitting for 3\/16\" tube. It closes off a port you are not using, for example on a tee, or a fitting where the tube has been removed. The plug pushes in just like a tube and is held by the collet.\u003c\/p\u003e\u003cp\u003eJohn Guest push-fit fittings are made for quick and secure connection of tubes and pipes for liquid and gas under pressure. The fittings are food grade.\u003c\/p\u003e\u003ch3\u003eTechnical data\u003c\/h3\u003e\u003cul\u003e\u003cli\u003eType: blanking plug\u003c\/li\u003e\u003cli\u003eFits: John Guest push-fit fittings for 3\/16\" OD tube\u003c\/li\u003e\u003cli\u003ePart number: PI0806S\u003c\/li\u003e\u003c\/ul\u003e\u003ch2\u003eFrequently asked questions about the John Guest 3\/16\" Plug\u003c\/h2\u003e\u003ch3\u003eWhat is a blanking plug used for?\u003c\/h3\u003e\u003cp\u003eIt closes an open 3\/16\" port in a push-fit fitting, for example on a tee when you only need two of the outlets, or when you temporarily disconnect a line.\u003c\/p\u003e\u003ch3\u003eHow do I remove the plug again?\u003c\/h3\u003e\u003cp\u003ePush the collet in towards the fitting and pull the plug out at the same time. Depressurise the line first.\u003c\/p\u003e\u003ch3\u003eCan I use Star San on John Guest fittings?\u003c\/h3\u003e\u003cp\u003eAcid-based sanitizers can make plastic parts brittle over time. Rinse the fittings with clean water after using Star San.\u003c\/p\u003e\u003ch3\u003eRelated\u003c\/h3\u003e\u003cul\u003e\u003cli\u003e\u003ca href=\"\/en\/collections\/fat-servering-john-guest\"\u003eJohn Guest fittings\u003c\/a\u003e\u003c\/li\u003e\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-3-16-t-kryss\"\u003eJohn Guest 3\/16\" tee\u003c\/a\u003e\u003c\/li\u003e\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-hurtigkobling-3-16-3-16\"\u003eJohn Guest push-fit connector 3\/16\" – 3\/16\"\u003c\/a\u003e\u003c\/li\u003e\u003cli\u003e\u003ca href=\"\/en\/products\/dmfit-olslange-lldpe-3mm-id-3-16-od-farge-sort\"\u003eDMfit beer line LLDPE 3\/16\" OD\u003c\/a\u003e\u003c\/li\u003e\u003c\/ul\u003e","brand":"John Guest","offers":[{"title":"Default Title","offer_id":41901892108386,"sku":"PI0806S","price":19.0,"currency_code":"NOK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0621\/8422\/6914\/files\/e7122ea5a1c3700bc7dfeb4ce32e1489-image.jpg?v=1746169886"},{"product_id":"john-guest-3-8-quot-plug","title":"John Guest 3\/8\" Plug","description":"\u003ch2\u003eJohn Guest 3\/8\" Plug – blanking plug for push-fit fittings\u003c\/h2\u003e\n\u003cp\u003eThe John Guest 3\/8\" Plug is a blanking plug that seals an unused 3\/8\" port in a John Guest push-fit fitting. It is useful when a tee or manifold has more outlets than you need, or when you want to close a line temporarily in a draught or CO2 system.\u003c\/p\u003e\n\u003cp\u003eJohn Guest push-fit quick connectors are made for fast, secure and leak-free connection of tubing and pipe for both liquid and gas under pressure, and are food-grade approved.\u003c\/p\u003e\n\u003ch3\u003eTechnical data\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSize: 3\/8\"\u003c\/li\u003e\n\u003cli\u003eType: blanking plug\u003c\/li\u003e\n\u003cli\u003eFits: John Guest push-fit fittings for 3\/8\" tubing\u003c\/li\u003e\n\u003cli\u003eManufacturer: John Guest\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently asked questions about the John Guest 3\/8\" Plug\u003c\/h2\u003e\n\u003ch3\u003eWhat is the plug used for?\u003c\/h3\u003e\n\u003cp\u003eIt closes an unused 3\/8\" port in a John Guest fitting, for example on a tee where you only use two of the outlets.\u003c\/p\u003e\n\u003ch3\u003eHow do I remove the plug?\u003c\/h3\u003e\n\u003cp\u003eJust like tubing: push in the collet on the fitting and pull the plug out.\u003c\/p\u003e\n\u003ch3\u003eCan the plug handle pressure?\u003c\/h3\u003e\n\u003cp\u003eJohn Guest fittings are made for liquid and gas under pressure, and the plug is used in the same systems.\u003c\/p\u003e\n\u003ch3\u003eRelated\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/en\/collections\/fat-servering-john-guest\"\u003eJohn Guest\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-3-8-t-kryss\"\u003eJohn Guest 3\/8\" tee\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-3-8-stengeventil\"\u003eJohn Guest 3\/8\" shut-off valve\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-3-8-locking-clip\"\u003eJohn Guest 3\/8\" Locking Clip\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/blogs\/rad-og-tips-om-olbrygging\/tapping-av-ol-fra-fat\"\u003eDispensing beer from a keg (Norwegian)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"John Guest","offers":[{"title":"Default Title","offer_id":41901892141154,"sku":"PI0812S","price":19.0,"currency_code":"NOK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0621\/8422\/6914\/files\/c3f73a1a7869efc383131d2ec0069b6c-image.jpg?v=1746169889"},{"product_id":"john-guest-tube-to-hose-stem-3-8-1-4","title":"John Guest Tube to Hose Stem 3\/8\" - 1\/4\"","description":"\u003ch2\u003eJohn Guest Tube to Hose Stem 3\/8\" – 1\/4\" – push-fit to hose barb adapter\u003c\/h2\u003e\n\u003cp\u003eThis John Guest adapter has a stem with a 3\/8\" outer diameter at one end and a hose barb for hose with a 1\/4\" (6.35 mm) inner diameter at the other. The stem goes into a 3\/8\" John Guest push-fit fitting, and the barb goes into a soft hose. This lets you connect a thin, soft hose to a system with John Guest fittings.\u003c\/p\u003e\n\u003cp\u003eJohn Guest makes push-fit fittings for quick, leak-tight connection of hoses and tubing for liquids and gas under pressure. Brewshop stocks a wide range of food-grade fittings, adapters, tubing and tools from John Guest.\u003c\/p\u003e\n\u003ch3\u003eTechnical data\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eStem: 3\/8\" outer diameter (for John Guest 3\/8\" push-fit)\u003c\/li\u003e\n\u003cli\u003eHose barb: for hose with 1\/4\" (6.35 mm) inner diameter\u003c\/li\u003e\n\u003cli\u003eManufacturer: John Guest (PI251208S)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently asked questions about the John Guest Tube to Hose Stem 3\/8\" – 1\/4\"\u003c\/h2\u003e\n\u003ch3\u003eWhich hose fits the barb?\u003c\/h3\u003e\n\u003cp\u003eThe barb fits soft hose with a 1\/4\" (6.35 mm) inner diameter, for example reinforced PVC hose with a 6 mm inner diameter.\u003c\/p\u003e\n\u003ch3\u003eWhere does the stem go?\u003c\/h3\u003e\n\u003cp\u003eThe stem has a 3\/8\" outer diameter and is pushed into a 3\/8\" John Guest push-fit fitting, just like a tube.\u003c\/p\u003e\n\u003ch3\u003eIs it available with other barb sizes?\u003c\/h3\u003e\n\u003cp\u003eYes. Brewshop also stocks the Tube to Hose Stem 3\/8\" – 5\/16\" and 3\/8\" – 3\/8\" for hose with a 5\/16\" and 3\/8\" inner diameter.\u003c\/p\u003e\n\u003ch3\u003eRelated\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/en\/collections\/fat-servering-john-guest\"\u003eJohn Guest\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-tube-to-hose-stem-3-8-5-16\"\u003eJohn Guest Tube to Hose Stem 3\/8\" – 5\/16\"\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-tube-to-hose-stem-3-8-3-8\"\u003eJohn Guest Tube to Hose Stem 3\/8\" – 3\/8\"\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-hurtigkobling-3-8-3-8\"\u003eJohn Guest push-fit fitting 3\/8\" – 3\/8\"\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/pvc-trykkslange-armert-1-4-id-6mm\"\u003eReinforced PVC pressure hose 1\/4\" ID (6 mm)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"John Guest","offers":[{"title":"Default Title","offer_id":41901892173922,"sku":"PI251208S","price":49.0,"currency_code":"NOK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0621\/8422\/6914\/files\/ef0604e1521ae416c5c6663812e88836-image.jpg?v=1746169892"},{"product_id":"john-guest-tube-to-hose-stem-3-8-5-16","title":"John Guest Tube to Hose Stem 3\/8\" - 5\/16\"","description":"\u003ch2\u003eJohn Guest Tube to Hose Stem 3\/8\" – 5\/16\" – push-fit to hose barb adapter\u003c\/h2\u003e\n\u003cp\u003eThis John Guest adapter has a stem with a 3\/8\" outer diameter at one end and a hose barb for hose with a 5\/16\" inner diameter at the other. The stem goes into a 3\/8\" John Guest push-fit fitting, and the barb goes into a soft hose. This lets you connect soft hoses, such as gas hose or beer line, to a system with John Guest fittings.\u003c\/p\u003e\n\u003cp\u003eJohn Guest makes push-fit fittings for quick, leak-tight connection of hoses and tubing for liquids and gas under pressure. Brewshop stocks a wide range of food-grade fittings, adapters, tubing and tools from John Guest.\u003c\/p\u003e\n\u003ch3\u003eTechnical data\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eStem: 3\/8\" outer diameter (for John Guest 3\/8\" push-fit)\u003c\/li\u003e\n\u003cli\u003eHose barb: for hose with 5\/16\" inner diameter\u003c\/li\u003e\n\u003cli\u003eManufacturer: John Guest (PI251210S)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently asked questions about the John Guest Tube to Hose Stem 3\/8\" – 5\/16\"\u003c\/h2\u003e\n\u003ch3\u003eWhich hose fits the barb?\u003c\/h3\u003e\n\u003cp\u003eThe barb fits soft hose with a 5\/16\" inner diameter, for example PVC hose 8 mm (5\/16\").\u003c\/p\u003e\n\u003ch3\u003eWhere does the stem go?\u003c\/h3\u003e\n\u003cp\u003eThe stem has a 3\/8\" outer diameter and is pushed into a 3\/8\" John Guest push-fit fitting, just like a tube.\u003c\/p\u003e\n\u003ch3\u003eIs it available with other barb sizes?\u003c\/h3\u003e\n\u003cp\u003eYes. Brewshop also stocks the Tube to Hose Stem 3\/8\" – 1\/4\" and 3\/8\" – 3\/8\" for hose with a 1\/4\" and 3\/8\" inner diameter.\u003c\/p\u003e\n\u003ch3\u003eRelated\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/en\/collections\/fat-servering-john-guest\"\u003eJohn Guest\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-tube-to-hose-stem-3-8-1-4\"\u003eJohn Guest Tube to Hose Stem 3\/8\" – 1\/4\"\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-tube-to-hose-stem-3-8-3-8\"\u003eJohn Guest Tube to Hose Stem 3\/8\" – 3\/8\"\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-hurtigkobling-3-8-3-8\"\u003eJohn Guest push-fit fitting 3\/8\" – 3\/8\"\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/pvc-slange-8mm-5-16\"\u003ePVC hose 8 mm (5\/16\")\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"John Guest","offers":[{"title":"Default Title","offer_id":41901892206690,"sku":"PI251210S","price":49.0,"currency_code":"NOK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0621\/8422\/6914\/files\/d47b7a274fe60d92fd0e4c7b7e873570-image.jpg?v=1746169892"},{"product_id":"john-guest-tube-to-hose-stem-3-8-3-8","title":"John Guest Tube to Hose Stem 3\/8\" - 3\/8\"","description":"\u003ch2\u003eJohn Guest Tube to Hose Stem 3\/8\" – 3\/8\" – push-fit to hose barb adapter\u003c\/h2\u003e\n\u003cp\u003eThis John Guest adapter has a stem with a 3\/8\" outer diameter at one end and a hose barb for hose with a 3\/8\" inner diameter at the other. The stem goes into a 3\/8\" John Guest push-fit fitting, and the barb goes into a soft hose. This lets you connect soft hoses, such as beer line or gas hose, to a system with John Guest fittings.\u003c\/p\u003e\n\u003cp\u003eJohn Guest makes push-fit fittings for quick, leak-tight connection of hoses and tubing for liquids and gas under pressure. Brewshop stocks a wide range of food-grade fittings, adapters, tubing and tools from John Guest.\u003c\/p\u003e\n\u003ch3\u003eTechnical data\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eStem: 3\/8\" outer diameter (for John Guest 3\/8\" push-fit)\u003c\/li\u003e\n\u003cli\u003eHose barb: for hose with 3\/8\" inner diameter\u003c\/li\u003e\n\u003cli\u003eManufacturer: John Guest (PI251212S)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently asked questions about the John Guest Tube to Hose Stem 3\/8\"\u003c\/h2\u003e\n\u003ch3\u003eWhich hose fits the barb?\u003c\/h3\u003e\n\u003cp\u003eThe barb fits soft hose with a 3\/8\" inner diameter.\u003c\/p\u003e\n\u003ch3\u003eWhere does the stem go?\u003c\/h3\u003e\n\u003cp\u003eThe stem has a 3\/8\" outer diameter and is pushed into a 3\/8\" John Guest push-fit fitting, just like a tube.\u003c\/p\u003e\n\u003ch3\u003eIs it available with a different barb size?\u003c\/h3\u003e\n\u003cp\u003eYes. Brewshop also stocks the Tube to Hose Stem 3\/8\" – 5\/16\" for hose with a 5\/16\" inner diameter.\u003c\/p\u003e\n\u003ch3\u003eRelated\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/en\/collections\/fat-servering-john-guest\"\u003eJohn Guest\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-tube-to-hose-stem-3-8-5-16\"\u003eJohn Guest Tube to Hose Stem 3\/8\" – 5\/16\"\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-hurtigkobling-3-8-3-8\"\u003eJohn Guest push-fit connector 3\/8\" – 3\/8\"\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/ol-luft-slange-lldpe-3-8-od\"\u003eBeer\/air tubing LLDPE 3\/8\" OD\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"John Guest","offers":[{"title":"Default Title","offer_id":41901892239458,"sku":"PI251212S","price":59.0,"currency_code":"NOK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0621\/8422\/6914\/files\/45417ed0a26ba76316d81269d3b72e39-image.jpg?v=1746169892"},{"product_id":"john-guest-5-16-locking-clip","title":"John Guest 5\/16\" Locking Clip","description":"\u003ch2\u003eJohn Guest 5\/16\" Locking Clip – for push-fit fittings\u003c\/h2\u003e\n\u003cp\u003eThe John Guest locking clip fits behind the collet on a 5\/16\" push-fit fitting. It stops the collet from being pushed in by accident, so the tube cannot come loose. The clip fits fittings for tube with a 5\/16\" outside diameter (OD).\u003c\/p\u003e\n\u003cp\u003eJohn Guest makes push-fit fittings for quick, secure and leak-free connection of tubes and pipes for both liquids and gases under pressure.\u003c\/p\u003e\n\u003ch3\u003eTechnical data\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFits: John Guest push-fit fitting for 5\/16\" OD tube\u003c\/li\u003e\n\u003cli\u003eFunction: locks the collet\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently asked questions about the John Guest Locking Clip\u003c\/h2\u003e\n\u003ch3\u003eWhat does a locking clip do?\u003c\/h3\u003e\n\u003cp\u003eIt locks the collet on the fitting so the tube cannot come loose if the collet is knocked. This is useful on gas lines and where the fitting is exposed.\u003c\/p\u003e\n\u003ch3\u003eWhich size does the clip fit?\u003c\/h3\u003e\n\u003cp\u003eThe clip fits John Guest fittings for tube with a 5\/16\" outside diameter.\u003c\/p\u003e\n\u003ch3\u003eHow do I release the tube again?\u003c\/h3\u003e\n\u003cp\u003eRemove the clip, push the collet in and pull out the tube.\u003c\/p\u003e\n\u003ch3\u003eRelated\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/en\/collections\/fat-servering-john-guest\"\u003eJohn Guest fittings\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-hurtigkobling-5-16-3-16\"\u003eJohn Guest push-fit 5\/16\" – 3\/16\"\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-5-16-t-kryss\"\u003eJohn Guest 5\/16\" tee\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-5-16-plug\"\u003eJohn Guest 5\/16\" plug\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"John Guest","offers":[{"title":"Default Title","offer_id":41901892272226,"sku":"PMC1808R","price":19.0,"currency_code":"NOK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0621\/8422\/6914\/files\/c73a3f5769ca75a38d5b5b77b734cd5d-image.jpg?v=1746169895"},{"product_id":"john-guest-3-8-locking-clip","title":"John Guest 3\/8\" Locking Clip","description":"\u003ch2\u003eJohn Guest 3\/8\" Locking Clip – locking clip for push-fit fittings\u003c\/h2\u003e\u003cp\u003eThe Locking Clip from John Guest is used on push-fit fittings for tubing with a 3\/8\" outer diameter. The clip fits between the fitting and the collet, so the collet cannot be pushed in by accident and the tube cannot come loose. It gives extra security on fittings under pressure, for example in beer lines and gas lines.\u003c\/p\u003e\u003cp\u003eJohn Guest makes push-fit fittings for fast, secure and leak-free connection of tubes and pipes, for both liquids and gas under pressure. Brewshop stocks a wide range of food-grade fittings, adapters and tubing from John Guest.\u003c\/p\u003e\u003ch3\u003eTechnical data\u003c\/h3\u003e\u003cul\u003e\u003cli\u003eFits: John Guest push-fit fittings for 3\/8\" tube (outer diameter)\u003c\/li\u003e\u003cli\u003eType: locking clip\u003c\/li\u003e\u003c\/ul\u003e\u003ch2\u003eFrequently asked questions about the John Guest 3\/8\" Locking Clip\u003c\/h2\u003e\u003ch3\u003eWhat does a locking clip do?\u003c\/h3\u003e\u003cp\u003eIt stops the collet on the fitting from being pushed in, so the tube cannot come loose by accident.\u003c\/p\u003e\u003ch3\u003eWhich tube does the clip fit?\u003c\/h3\u003e\u003cp\u003eIt fits John Guest fittings for tubing with a 3\/8\" outer diameter.\u003c\/p\u003e\u003ch3\u003eRelated\u003c\/h3\u003e\u003cul\u003e\u003cli\u003e\u003ca href=\"\/en\/collections\/fat-servering-john-guest\"\u003eJohn Guest\u003c\/a\u003e\u003c\/li\u003e\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-hurtigkobling-3-8-3-8\"\u003eJohn Guest push-fit connector 3\/8\" - 3\/8\"\u003c\/a\u003e\u003c\/li\u003e\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-3-8-quot-plug\"\u003eJohn Guest 3\/8\" Plug\u003c\/a\u003e\u003c\/li\u003e\u003c\/ul\u003e","brand":"John Guest","offers":[{"title":"Default Title","offer_id":41901892304994,"sku":"PIC1812R","price":19.0,"currency_code":"NOK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0621\/8422\/6914\/files\/1295914cc49dd66068aabb03d278e0bf-image.jpg?v=1746169898"},{"product_id":"john-guest-3-16-t-kryss","title":"John Guest 3\/16\" Tee Connector","description":"\u003ch2\u003eJohn Guest 3\/16\" Tee – split one beer line into two\u003c\/h2\u003e\n\u003cp\u003eThe John Guest 3\/16\" Tee is a push-fit quick connector with three ports for tubing with a 3\/16\" outer diameter at every end. It lets you split one line into two, for example to feed two taps from one keg or to join thin beer lines in a draught system.\u003c\/p\u003e\n\u003cp\u003eJohn Guest push-fit quick connectors are made for fast, secure and leak-free connection of tubing and pipe for both liquid and gas under pressure, and are food-grade approved. The tubing is pushed into the fitting and released by pressing the collet.\u003c\/p\u003e\n\u003ch3\u003eTechnical data\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSize: 3\/16\" OD tubing at all three ends\u003c\/li\u003e\n\u003cli\u003eType: tee, push-fit\u003c\/li\u003e\n\u003cli\u003eManufacturer: John Guest\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently asked questions about the John Guest 3\/16\" Tee\u003c\/h2\u003e\n\u003ch3\u003eWhich tubing fits?\u003c\/h3\u003e\n\u003cp\u003eTubing with a 3\/16\" outer diameter at all three ends. The outer diameter of the tubing must match the fitting.\u003c\/p\u003e\n\u003ch3\u003eCan I connect thicker tubing?\u003c\/h3\u003e\n\u003cp\u003eNot directly. Use a reducer or a quick connector with two different sizes, for example 3\/8\" to 3\/16\".\u003c\/p\u003e\n\u003ch3\u003eHow do I disconnect the tubing?\u003c\/h3\u003e\n\u003cp\u003ePress in the collet on the fitting and pull the tubing out.\u003c\/p\u003e\n\u003ch3\u003eRelated\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/en\/collections\/fat-servering-john-guest\"\u003eJohn Guest\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-hurtigkobling-3-16-3-16\"\u003eJohn Guest union connector 3\/16\" – 3\/16\"\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-3-8-3-16-reducer\"\u003eJohn Guest 3\/8\" – 3\/16\" Reducer\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-3-16-quot-plug\"\u003eJohn Guest 3\/16\" Plug\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/dmfit-olslange-lldpe-3mm-id-3-16-od-farge-sort\"\u003eDMfit beer line LLDPE 3 mm ID, 3\/16\" OD\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"John Guest","offers":[{"title":"Default Title","offer_id":41901892468834,"sku":"PI0206S","price":69.0,"currency_code":"NOK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0621\/8422\/6914\/files\/e26e26d055d3bcabe717dd52a8408cae-image.jpg?v=1746169904"},{"product_id":"john-guest-5-16-t-kryss","title":"John Guest 5\/16\" T-Piece","description":"\u003ch2\u003eJohn Guest 5\/16\" Union Tee – splits one line into two\u003c\/h2\u003e\n\u003cp\u003eA union tee from John Guest with push-fit connections for 5\/16\" outside diameter tubing at all three ends. Use it to split one line into two, for example gas from one regulator to two kegs, or to join three lines in a dispensing system.\u003c\/p\u003e\n\u003cp\u003eJohn Guest push-fit fittings are designed for quick, secure and leak-free connection of tubing and pipes, for both liquid and gas under pressure, and they are food grade.\u003c\/p\u003e\n\u003ch3\u003eTechnical data\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eType: union tee\u003c\/li\u003e\n\u003cli\u003eConnection: 5\/16\" push-fit at all three ends\u003c\/li\u003e\n\u003cli\u003eFits tubing with 5\/16\" outside diameter\u003c\/li\u003e\n\u003cli\u003eFor liquid and gas under pressure\u003c\/li\u003e\n\u003cli\u003ePart number: PM0208S\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently asked questions about the John Guest 5\/16\" Union Tee\u003c\/h2\u003e\n\u003ch3\u003eCan I use the tee to supply CO2 to several kegs?\u003c\/h3\u003e\n\u003cp\u003eYes. With a tee on the gas line, one regulator can supply two kegs. Both kegs will then have the same pressure.\u003c\/p\u003e\n\u003ch3\u003eWhich tubing fits?\u003c\/h3\u003e\n\u003cp\u003eTubing with a 5\/16\" outside diameter, for example 5\/16\" LLDPE beer and gas line.\u003c\/p\u003e\n\u003ch3\u003eHow do I connect the tubing?\u003c\/h3\u003e\n\u003cp\u003eCut the tubing square, push it into the fitting until it stops, and pull gently to check that it is secure. To release, push in the collet and pull out the tubing.\u003c\/p\u003e\n\u003ch3\u003eRelated\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/en\/collections\/fat-servering-john-guest\"\u003eJohn Guest\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/ol-luft-slange-lldpe-5-16-od\"\u003eBeer\/gas line LLDPE 5\/16\" OD\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-hurtigkobling-med-y-splitter-5-16\"\u003eJohn Guest push-fit Y-splitter 5\/16\"\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-overgang-5-16-1-4-ffl\"\u003eJohn Guest adapter 5\/16\" – 1\/4\" FFL\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-tube-cutter\"\u003eJohn Guest Tube Cutter\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"John Guest","offers":[{"title":"Default Title","offer_id":41901892501602,"sku":"PM0208S","price":69.0,"currency_code":"NOK","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0621\/8422\/6914\/files\/6fc48e0b8daa9e618ad02419a85b96b9-image.jpg?v=1746169905"},{"product_id":"john-guest-3-8-t-kryss","title":"John Guest 3\/8\" T-piece","description":"\u003ch2\u003eJohn Guest 3\/8\" T-piece – push-fit splitter for 3\/8\" tubing\u003c\/h2\u003e\n\u003cp\u003eT-piece from John Guest with push-fit connections for 3\/8\" tubing (outer diameter) on all three ends. Use it to split one line into two, for example to supply CO2 to two kegs or beer to two taps. John Guest push-fit fittings are made for fast, secure and leak-free connection of tubes and pipes, for both liquid and gas under pressure.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eType: T-piece (splitter)\u003c\/li\u003e\n\u003cli\u003eConnection: push-fit for 3\/8\" OD tubing on all ends\u003c\/li\u003e\n\u003cli\u003eFor liquid and gas under pressure\u003c\/li\u003e\n\u003cli\u003eManufacturer: John Guest\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently asked questions about the John Guest 3\/8\" T-piece\u003c\/h2\u003e\n\u003ch3\u003eWhich tubing fits?\u003c\/h3\u003e\n\u003cp\u003eTubing with a 3\/8\" outer diameter on all three ends. The tube should be cut square and free of scratches to seal well.\u003c\/p\u003e\n\u003ch3\u003eHow do I connect and release the tubing?\u003c\/h3\u003e\n\u003cp\u003ePush the tube in firmly until it stops. To release it, press in the collet on the fitting and pull the tube out.\u003c\/p\u003e\n\u003ch3\u003eCan I use the T-piece for both beer and CO2?\u003c\/h3\u003e\n\u003cp\u003eYes. John Guest push-fit is made for both liquid and gas under pressure.\u003c\/p\u003e\n\u003ch3\u003eRelated\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/en\/collections\/fat-servering-john-guest\"\u003eJohn Guest\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/ol-luft-slange-lldpe-3-8-od\"\u003eBeer\/gas tubing LLDPE 3\/8\" OD\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-hurtigkobling-3-8-3-8\"\u003eJohn Guest union connector 3\/8\" – 3\/8\"\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-hurtigkobling-med-y-splitter-3-8\"\u003eJohn Guest Y-splitter 3\/8\"\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"John Guest","offers":[{"title":"Default Title","offer_id":41901892534370,"sku":"PI0212S","price":69.0,"currency_code":"NOK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0621\/8422\/6914\/files\/b2910684d5ac8f60aad1a1b977dbabe3-image.jpg?v=1746169906"},{"product_id":"john-guest-3-8-stengeventil","title":"John Guest 3\/8\" Shut-off Valve","description":"\u003ch2\u003eJohn Guest 3\/8\" shut-off valve – push-fit valve for beer and gas lines\u003c\/h2\u003e\n\u003cp\u003eA shut-off valve with 3\/8\" push-fit connections from John Guest. The valve connects directly to tubing with a 3\/8\" outer diameter and lets you shut off the line, for example when changing kegs or to stop the gas or beer flow without disconnecting the tubing.\u003c\/p\u003e\n\u003cp\u003eJohn Guest push-fit fittings are made for fast, secure and leak-free connection of tubing and pipes, for both liquid and gas under pressure. They are food grade.\u003c\/p\u003e\n\u003ch3\u003eTechnical data\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eType: push-fit shut-off valve\u003c\/li\u003e\n\u003cli\u003eTubing: 3\/8\" outer diameter\u003c\/li\u003e\n\u003cli\u003eUse: liquid and gas under pressure\u003c\/li\u003e\n\u003cli\u003eManufacturer: John Guest\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently asked questions about the John Guest 3\/8\" shut-off valve\u003c\/h2\u003e\n\u003ch3\u003eWhich tubing fits?\u003c\/h3\u003e\n\u003cp\u003eTubing with a 3\/8\" outer diameter, pushed straight into the push-fit connection.\u003c\/p\u003e\n\u003ch3\u003eCan the valve be used for both beer and CO2?\u003c\/h3\u003e\n\u003cp\u003eYes, John Guest fittings are made for both liquid and gas under pressure.\u003c\/p\u003e\n\u003ch3\u003eHow do I release the tubing?\u003c\/h3\u003e\n\u003cp\u003ePush in the collet on the fitting while pulling the tubing out.\u003c\/p\u003e\n\u003ch3\u003eRelated\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/en\/collections\/fat-servering-john-guest\"\u003eJohn Guest\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-hurtigkobling-3-8-3-8\"\u003eJohn Guest push-fit connector 3\/8\" – 3\/8\"\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-overgang-3-8-1-4-ffl\"\u003eJohn Guest adapter 3\/8\" – 1\/4\" FFL\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-hurtigkobling-3-8-5-16\"\u003eJohn Guest push-fit reducer 3\/8\" – 5\/16\"\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"John Guest","offers":[{"title":"Default Title","offer_id":41901892567138,"sku":"PPSV041212W","price":149.0,"currency_code":"NOK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0621\/8422\/6914\/files\/07c364711552dcc70ca97859e9abcf75-image.jpg?v=1746169909"},{"product_id":"john-guest-3-8-5-16-reducer","title":"John Guest 3\/8\" - 5\/16\" Reducer","description":"\u003ch2\u003eJohn Guest 3\/8\" – 5\/16\" Reducer – from a 3\/8\" fitting to 5\/16\" tubing\u003c\/h2\u003e\n\u003cp\u003ePush-fit reducer from John Guest with a 3\/8\" stem at one end and a push-fit connection for 5\/16\" OD tubing at the other. The stem pushes into a 3\/8\" push-fit fitting, and the 5\/16\" tubing pushes into the other end. This takes you from 3\/8\" to 5\/16\" without extra adaptors, for example in a kegerator or draught system. John Guest push-fit fittings are designed for fast, secure and leak-free connection of tubing and pipes, for both liquids and gas under pressure, and are food grade.\u003c\/p\u003e\n\u003ch3\u003eTechnical data\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eType: push-fit reducer\u003c\/li\u003e\n\u003cli\u003eStem: 3\/8\"\u003c\/li\u003e\n\u003cli\u003eTube connection: 5\/16\" OD\u003c\/li\u003e\n\u003cli\u003eItem number: PI061210S\u003c\/li\u003e\n\u003cli\u003eManufacturer: John Guest\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently asked questions about the John Guest 3\/8\" – 5\/16\" Reducer\u003c\/h2\u003e\n\u003ch3\u003eWhat is the reducer used for?\u003c\/h3\u003e\n\u003cp\u003eIt connects a 3\/8\" push-fit fitting to 5\/16\" OD tubing, for example when a fitting or shank is 3\/8\" and the tubing is 5\/16\".\u003c\/p\u003e\n\u003ch3\u003eHow do I disconnect the tubing?\u003c\/h3\u003e\n\u003cp\u003ePush in the collet on the push-fit end and pull the tubing out at the same time.\u003c\/p\u003e\n\u003ch3\u003eWhat does OD mean?\u003c\/h3\u003e\n\u003cp\u003eOD is the outside diameter of the tubing. John Guest fittings are sized by outside diameter, not inside diameter.\u003c\/p\u003e\n\u003ch3\u003eRelated\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/en\/collections\/fat-servering-john-guest\"\u003eJohn Guest\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-hurtigkobling-3-8-5-16\"\u003eJohn Guest push-fit connector 3\/8\" – 5\/16\"\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-3-8-5-16-stem-elbow\"\u003eJohn Guest 3\/8\" – 5\/16\" Stem Elbow\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-tube-cutter\"\u003eJohn Guest Tube-Cutter\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"John Guest","offers":[{"title":"Default Title","offer_id":41901893288034,"sku":"PI061210S","price":59.0,"currency_code":"NOK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0621\/8422\/6914\/files\/a909c823fddf25e0765cfe75b1b81ec6-image.jpg?v=1746169911"},{"product_id":"john-guest-3-8-5-16-stem-elbow","title":"John Guest 3\/8\" - 5\/16\" Stem Elbow","description":"\u003ch2\u003eJohn Guest 3\/8\" – 5\/16\" Stem Elbow – push-fit elbow with stem\u003c\/h2\u003e\n\u003cp\u003eThe John Guest 3\/8\" – 5\/16\" Stem Elbow is a 90-degree elbow with a 3\/8\" stem at one end and a push-fit connection for 5\/16\" OD tubing at the other. The stem plugs into a 3\/8\" John Guest fitting, and the tubing pushes into the other end. This lets you step down from 3\/8\" to 5\/16\" and turn the line at the same time, for example in a kegerator or a draught system.\u003c\/p\u003e\n\u003cp\u003eJohn Guest push-fit fittings are made for fast and secure connection of tubing and pipe for liquids and gas under pressure. The fittings are food grade.\u003c\/p\u003e\n\u003ch3\u003eTechnical data\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eType: Stem Elbow\u003c\/li\u003e\n\u003cli\u003eStem: 3\/8\"\u003c\/li\u003e\n\u003cli\u003eTube connection: 5\/16\" OD tubing\u003c\/li\u003e\n\u003cli\u003ePart number: PI221210S\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently asked questions about the John Guest Stem Elbow\u003c\/h2\u003e\n\u003ch3\u003eWhat is the difference between a stem and a tube connection?\u003c\/h3\u003e\n\u003cp\u003eThe stem is a plain tube end that plugs into another John Guest fitting just like tubing. The tube connection is the push-fit fitting itself, where the tubing is pushed in.\u003c\/p\u003e\n\u003ch3\u003eHow do I disconnect the tubing?\u003c\/h3\u003e\n\u003cp\u003ePush the collet in towards the fitting and pull the tubing out at the same time. The line must be depressurised before you disconnect it.\u003c\/p\u003e\n\u003ch3\u003eCan I use Star San on John Guest fittings?\u003c\/h3\u003e\n\u003cp\u003eAcid-based sanitizers can make plastic parts brittle over time. Rinse the fittings with clean water after using Star San.\u003c\/p\u003e\n\u003ch3\u003eRelated\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/en\/collections\/fat-servering-john-guest\"\u003eJohn Guest fittings\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/ol-luft-slange-lldpe-5-16-od\"\u003eBeer\/gas tubing LLDPE 5\/16\" OD\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-hurtigkobling-3-8-3-8\"\u003eJohn Guest push-fit union 3\/8\" – 3\/8\"\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/blogs\/rad-og-tips-om-olbrygging\/tapping-av-ol-fra-fat\"\u003eDispensing beer from kegs\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"John Guest","offers":[{"title":"Default Title","offer_id":41901893320802,"sku":"PI221210S","price":79.0,"currency_code":"NOK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0621\/8422\/6914\/files\/3863b34be5bcaea9d96b20b7a7d4ca31-image.jpg?v=1746169912"},{"product_id":"john-guest-5-16-plug","title":"John Guest 5\/16\" Plug","description":"\u003ch2\u003eJohn Guest 5\/16\" Plug – blanking plug for 5\/16\" push-fit fittings\u003c\/h2\u003e\u003cp\u003eThe John Guest 5\/16\" Plug is a blanking plug that is pushed into a 5\/16\" push-fit fitting to close it off. It is used, for example, to close an unused outlet on a tee or a Y-splitter, or to blank off a line temporarily. John Guest push-fit fittings give a quick, secure and tight connection for both liquid and gas under pressure, and they are food grade.\u003c\/p\u003e\u003ch3\u003eTechnical data\u003c\/h3\u003e\u003cul\u003e\u003cli\u003eType: blanking plug\u003c\/li\u003e\u003cli\u003eFits: 5\/16\" push-fit fitting\u003c\/li\u003e\u003cli\u003eManufacturer: John Guest\u003c\/li\u003e\u003cli\u003ePart number: PM0808S\u003c\/li\u003e\u003c\/ul\u003e\u003ch2\u003eFrequently asked questions about the John Guest 5\/16\" Plug\u003c\/h2\u003e\u003ch3\u003eHow do I fit the plug?\u003c\/h3\u003e\u003cp\u003ePush it into the push-fit fitting until it bottoms out, just like a tube.\u003c\/p\u003e\u003ch3\u003eHow do I remove the plug again?\u003c\/h3\u003e\u003cp\u003ePush the collet in towards the fitting and pull the plug out at the same time.\u003c\/p\u003e\u003ch3\u003eCan the fitting handle Star San?\u003c\/h3\u003e\u003cp\u003eAcid-based products can make plastic parts such as John Guest fittings brittle over time. Rinse the fitting with water if it has been in contact with Star San for a long time.\u003c\/p\u003e\u003ch3\u003eRelated\u003c\/h3\u003e\u003cul\u003e\u003cli\u003e\u003ca href=\"\/en\/collections\/fat-servering-john-guest\"\u003eJohn Guest\u003c\/a\u003e\u003c\/li\u003e\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-5-16-t-kryss\"\u003eJohn Guest 5\/16\" Tee\u003c\/a\u003e\u003c\/li\u003e\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-hurtigkobling-med-y-splitter-5-16\"\u003eJohn Guest push-fit Y-splitter 5\/16\"\u003c\/a\u003e\u003c\/li\u003e\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-3-8-quot-plug\"\u003eJohn Guest 3\/8\" Plug\u003c\/a\u003e\u003c\/li\u003e\u003c\/ul\u003e","brand":"John Guest","offers":[{"title":"Default Title","offer_id":41901893353570,"sku":"PM0808S","price":19.0,"currency_code":"NOK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0621\/8422\/6914\/files\/f7f5efe55d625d6f6990de3f9ca4642e-image.jpg?v=1746169912"},{"product_id":"john-guest-tube-to-hose-stem-3-8-1-2","title":"John Guest Tube to Hose Stem 3\/8\" - 1\/2\"","description":"\u003ch2\u003eJohn Guest Tube to Hose Stem 3\/8\" – 1\/2\" – push-fit to hose adapter\u003c\/h2\u003e\n\u003cp\u003eAdapter from a John Guest push-fit fitting to regular hose. One end is a stem with a 3\/8\" outer diameter that pushes straight into a 3\/8\" John Guest fitting. The other end is a hose barb for hose with a 1\/2\" inner diameter. This lets you connect a soft hose, such as a wort or water hose, to a system with John Guest fittings.\u003c\/p\u003e\n\u003cp\u003eJohn Guest push-fit quick connectors give a fast and tight connection of hoses and tubing for both liquid and gas under pressure, and are food grade.\u003c\/p\u003e\n\u003ch3\u003eTechnical data\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eManufacturer: John Guest\u003c\/li\u003e\n\u003cli\u003eStem: 3\/8\" outer diameter (OD)\u003c\/li\u003e\n\u003cli\u003eHose barb: for 1\/2\" inner diameter (ID)\u003c\/li\u003e\n\u003cli\u003eSKU: PI251216S\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently asked questions about the John Guest Tube to Hose Stem\u003c\/h2\u003e\n\u003ch3\u003eWhat is a stem?\u003c\/h3\u003e\n\u003cp\u003eA stem is a smooth piece of tube with the same outer diameter as tubing. It pushes straight into a John Guest fitting of the same size, here 3\/8\".\u003c\/p\u003e\n\u003ch3\u003eWhat hose fits the barb?\u003c\/h3\u003e\n\u003cp\u003eThe barb fits hose with a 1\/2\" inner diameter. Use a hose clamp to secure the hose.\u003c\/p\u003e\n\u003ch3\u003eHow do I release the stem from the fitting?\u003c\/h3\u003e\n\u003cp\u003ePush in the collet on the John Guest fitting and pull the stem out at the same time.\u003c\/p\u003e\n\u003ch3\u003eRelated\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/en\/collections\/fat-servering-john-guest\"\u003eJohn Guest\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-tube-to-hose-stem-1-2-1-2\"\u003eJohn Guest Tube to Hose Stem 1\/2\" – 1\/2\"\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-hurtigkobling-1-2-3-8\"\u003eJohn Guest push-fit connector 1\/2\" – 3\/8\"\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-1-2-3-8-reducer\"\u003eJohn Guest 1\/2\" – 3\/8\" Reducer\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/blogs\/rad-og-tips-om-olbrygging\/tapping-av-ol-fra-fat\"\u003ePouring beer from a keg (Norwegian)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"John Guest","offers":[{"title":"Default Title","offer_id":41901893386338,"sku":"PI251216S","price":59.0,"currency_code":"NOK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0621\/8422\/6914\/files\/ee47c88073659326bbc7391365ad232a-image.jpg?v=1746169915"},{"product_id":"john-guest-tube-cutter","title":"John Guest Tube Cutter","description":"\u003ch2\u003eJohn Guest Tube-Cutter – for straight, clean cuts\u003c\/h2\u003e\u003cp\u003eTube cutter from John Guest that cuts plastic tubing straight and clean. A square cut without burrs is important when the tubing goes into a push-fit fitting, because the fitting seals against the outside of the tube. The cutter handles tubing with an outer diameter up to 12 mm, such as beer and gas lines in keg systems and beer towers.\u003c\/p\u003e\u003ch3\u003eTechnical data\u003c\/h3\u003e\u003cul\u003e\u003cli\u003eFits: tubing up to 12 mm outer diameter (OD)\u003c\/li\u003e\u003cli\u003eManufacturer: John Guest\u003c\/li\u003e\u003c\/ul\u003e\u003ch2\u003eFrequently asked questions about the John Guest Tube-Cutter\u003c\/h2\u003e\u003ch3\u003eWhy not just use a knife or scissors?\u003c\/h3\u003e\u003cp\u003eKnives and scissors easily give angled or crushed cuts. A tube cutter gives a square cut and keeps the tube round, so it seals well in the push-fit fitting.\u003c\/p\u003e\u003ch3\u003eWhich tubing can I cut?\u003c\/h3\u003e\u003cp\u003eIt is made for plastic tubing with an outer diameter up to 12 mm, such as typical beer and gas lines for John Guest fittings.\u003c\/p\u003e\u003ch3\u003eRelated\u003c\/h3\u003e\u003cul\u003e\u003cli\u003e\u003ca href=\"\/en\/collections\/fat-servering-john-guest\"\u003eJohn Guest fittings\u003c\/a\u003e\u003c\/li\u003e\u003cli\u003e\u003ca href=\"\/en\/collections\/bryggeutstyr-slanger\"\u003eTubing\u003c\/a\u003e\u003c\/li\u003e\u003cli\u003e\u003ca href=\"\/en\/products\/ol-luft-slange-lldpe-10mm-od-john-guest\"\u003eBeer\/air tubing LLDPE 10 mm OD\u003c\/a\u003e\u003c\/li\u003e\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-hurtigkobling-3-8-3-8\"\u003eJohn Guest push-fit connector 3\/8\"\u003c\/a\u003e\u003c\/li\u003e\u003c\/ul\u003e","brand":"John Guest","offers":[{"title":"Default Title","offer_id":41901893451874,"sku":"TSNIP","price":179.0,"currency_code":"NOK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0621\/8422\/6914\/files\/224534afd13fa97b6ba3c8e21571a3b0-image.jpg?v=1746169918"},{"product_id":"john-guest-overgang-f-5-8-bsp-til-1-2","title":"John Guest adapter F 5\/8\" BSP to 1\/2\"","description":"\u003ch2\u003eJohn Guest adapter F 5\/8\" BSP to 1\/2\" – for shanks and keg couplers\u003c\/h2\u003e\u003cp\u003eA push-fit adapter from John Guest with a 5\/8\" BSP female thread at one end and a push-fit connection for 1\/2\" outside diameter (OD) tube at the other. The adapter fits shanks and commercial keg couplers, so you can connect a 1\/2\" tube directly.\u003c\/p\u003e\u003cp\u003eJohn Guest push-fit fittings are made for quick and secure connection of tubes and pipes for liquid and gas under pressure. The fittings are food grade.\u003c\/p\u003e\u003ch3\u003eTechnical data\u003c\/h3\u003e\u003cul\u003e\u003cli\u003eThread: 5\/8\" BSP female\u003c\/li\u003e\u003cli\u003eTube connection: 1\/2\" OD push-fit\u003c\/li\u003e\u003cli\u003eFits: shanks and commercial keg couplers\u003c\/li\u003e\u003cli\u003ePart number: PI451615FS\u003c\/li\u003e\u003c\/ul\u003e\u003ch2\u003eFrequently asked questions about the John Guest adapter 5\/8\" BSP to 1\/2\"\u003c\/h2\u003e\u003ch3\u003eWhat does the adapter fit?\u003c\/h3\u003e\u003cp\u003eIt fits shanks and commercial keg couplers with a 5\/8\" BSP male thread.\u003c\/p\u003e\u003ch3\u003eWhich tube should I use?\u003c\/h3\u003e\u003cp\u003eTube or pipe with a 1\/2\" outside diameter, pushed straight into the push-fit end.\u003c\/p\u003e\u003ch3\u003eIs the adapter available for other tube sizes?\u003c\/h3\u003e\u003cp\u003eYes, the same adapter is also available for 3\/8\" and 5\/16\" tube.\u003c\/p\u003e\u003ch3\u003eRelated\u003c\/h3\u003e\u003cul\u003e\u003cli\u003e\u003ca href=\"\/en\/collections\/fat-servering-john-guest\"\u003eJohn Guest fittings\u003c\/a\u003e\u003c\/li\u003e\u003cli\u003e\u003ca href=\"\/en\/products\/ol-luft-slange-lldpe-1-2-od-john-guest\"\u003eBeer\/air tube LLDPE 1\/2\" OD – John Guest\u003c\/a\u003e\u003c\/li\u003e\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-overgang-f-5-8-bsp-til-3-8\"\u003eJohn Guest adapter F 5\/8\" BSP to 3\/8\"\u003c\/a\u003e\u003c\/li\u003e\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-overgang-f-5-8-bsp-til-5-16\"\u003eJohn Guest adapter F 5\/8\" BSP to 5\/16\"\u003c\/a\u003e\u003c\/li\u003e\u003cli\u003e\u003ca href=\"\/en\/collections\/fat-servering-koblinger-og-tilbehoer-til-fat\"\u003eKeg fittings and accessories\u003c\/a\u003e\u003c\/li\u003e\u003c\/ul\u003e","brand":"John Guest","offers":[{"title":"Default Title","offer_id":41901945946210,"sku":"PI451615FS","price":98.0,"currency_code":"NOK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0621\/8422\/6914\/files\/eb2e023377d485dc2fec09910c6e3e30-image.jpg?v=1746177028"},{"product_id":"john-guest-tube-to-hose-stem-1-2-1-2","title":"John Guest Tube to Hose Stem 1\/2\" - 1\/2\"","description":"\u003ch2\u003eJohn Guest Tube to Hose Stem 1\/2\" - 1\/2\" – from push-fit to hose\u003c\/h2\u003e\n\u003cp\u003eAdapter from the John Guest system to ordinary hose. One end is a stem with a 1\/2\" outside diameter (OD) that pushes straight into a 1\/2\" John Guest push-fit fitting. The other end is a hose barb for hose with a 1\/2\" inside diameter (ID).\u003c\/p\u003e\n\u003cp\u003eJohn Guest push-fit fittings are designed for quick, secure and leak-tight connection of hoses and tubing for both liquids and gas under pressure. Brewshop stocks a wide range of food-grade fittings, adapters, tubing and tools from John Guest.\u003c\/p\u003e\n\u003ch3\u003eTechnical data\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eStem: 1\/2\" OD, fits 1\/2\" John Guest push-fit\u003c\/li\u003e\n\u003cli\u003eHose barb: for hose with 1\/2\" ID\u003c\/li\u003e\n\u003cli\u003eManufacturer: John Guest\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently asked questions about John Guest Tube to Hose Stem 1\/2\"\u003c\/h2\u003e\n\u003ch3\u003eHow do I connect it to the push-fit fitting?\u003c\/h3\u003e\n\u003cp\u003ePush the stem fully into a 1\/2\" John Guest push-fit fitting. It is secure once it is fully home. To release it, press in the collet on the fitting and pull the stem out.\u003c\/p\u003e\n\u003ch3\u003eWhich hose fits the barb?\u003c\/h3\u003e\n\u003cp\u003eHose with a 1\/2\" inside diameter. Secure the hose with a hose clamp if it will be under pressure.\u003c\/p\u003e\n\u003ch3\u003eIs it available in other sizes?\u003c\/h3\u003e\n\u003cp\u003eYes, for example with a 3\/8\" stem and a barb for 1\/2\" hose.\u003c\/p\u003e\n\u003ch3\u003eRelated\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/en\/collections\/fat-servering-john-guest\"\u003eJohn Guest\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-hurtigkobling-1-2-1-2\"\u003eJohn Guest union connector 1\/2\" - 1\/2\"\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-tube-to-hose-stem-3-8-1-2\"\u003eJohn Guest Tube to Hose Stem 3\/8\" - 1\/2\"\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-1-2-1-2-stem-elbow\"\u003eJohn Guest 1\/2\" - 1\/2\" Stem Elbow\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"John Guest","offers":[{"title":"Default Title","offer_id":41901945978978,"sku":"PI251616S","price":59.0,"currency_code":"NOK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0621\/8422\/6914\/files\/419c9629c7229023b41f9058339429d5-image.jpg?v=1746177028"},{"product_id":"john-guest-1-2-1-2-stem-elbow","title":"John Guest 1\/2\" - 1\/2\" Stem Elbow","description":"\u003ch2\u003eJohn Guest 1\/2\" – 1\/2\" Stem Elbow – elbow with stem\u003c\/h2\u003e\n\u003cp\u003eThe John Guest 1\/2\" – 1\/2\" Stem Elbow is a 90-degree elbow with a 1\/2\" stem at one end and a push-fit connector for tube with a 1\/2\" outside diameter at the other. The stem plugs into another 1\/2\" John Guest fitting, and the tube pushes into the other end. This gives a tight turn in the line without kinking the tube.\u003c\/p\u003e\n\u003cp\u003eJohn Guest push-fit fittings give a quick, secure and tight connection for liquid and gas under pressure, and they are food grade.\u003c\/p\u003e\n\u003ch3\u003eTechnical data\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eType: Stem Elbow (90° elbow with stem)\u003c\/li\u003e\n\u003cli\u003eStem: 1\/2\"\u003c\/li\u003e\n\u003cli\u003eTube connection: 1\/2\" OD tube\u003c\/li\u003e\n\u003cli\u003eManufacturer: John Guest\u003c\/li\u003e\n\u003cli\u003ePart number: PI221616S\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently asked questions about the John Guest 1\/2\" Stem Elbow\u003c\/h2\u003e\n\u003ch3\u003eWhat is the difference between a stem elbow and a standard elbow?\u003c\/h3\u003e\n\u003cp\u003eA standard elbow has push-fit at both ends. A stem elbow has a stem at one end, which plugs into another push-fit fitting just like a tube.\u003c\/p\u003e\n\u003ch3\u003eWhich tube fits?\u003c\/h3\u003e\n\u003cp\u003eThe push-fit end takes tube with a 1\/2\" outside diameter. The stem fits a 1\/2\" push-fit fitting.\u003c\/p\u003e\n\u003ch3\u003eHow do I release the fitting?\u003c\/h3\u003e\n\u003cp\u003ePush in the collet and pull out the tube or stem at the same time. Depressurise the line first.\u003c\/p\u003e\n\u003ch3\u003eRelated\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/en\/collections\/fat-servering-john-guest\"\u003eJohn Guest\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-hurtigkobling-1-2-1-2\"\u003eJohn Guest push-fit connector 1\/2\" – 1\/2\"\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/ol-luft-slange-lldpe-1-2-od-john-guest\"\u003eBeer\/gas tubing LLDPE 1\/2\" OD – John Guest\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-1-2-t-kryss\"\u003eJohn Guest 1\/2\" Tee\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-1-2-3-8-reducer\"\u003eJohn Guest 1\/2\" – 3\/8\" Reducer\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"John Guest","offers":[{"title":"Default Title","offer_id":41901946011746,"sku":"PI221616S","price":79.0,"currency_code":"NOK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0621\/8422\/6914\/files\/6bf17c0f553781bf61e5d261d6c05985-image.jpg?v=1746177031"},{"product_id":"john-guest-1-2-t-kryss","title":"John Guest 1\/2\" T-fitting","description":"\u003ch2\u003eJohn Guest 1\/2\" Equal Tee – push-fit fitting\u003c\/h2\u003e\u003cp\u003eAn Equal Tee from John Guest with push-fit connections for 1\/2\" OD tubing on all three ends. A tee splits one line into two, for example to distribute gas or liquid to two places. John Guest push-fit fittings are designed for fast, secure and leak-free connection of tubing and pipes for both liquid and gas under pressure.\u003c\/p\u003e\u003cp\u003eYou connect by pushing the tubing straight into the fitting. To release it, push in the collet and pull the tubing out.\u003c\/p\u003e\u003ch3\u003eTechnical data\u003c\/h3\u003e\u003cul\u003e\u003cli\u003eType: Equal Tee\u003c\/li\u003e\u003cli\u003eTubing: 1\/2\" outer diameter (OD) on all ends\u003c\/li\u003e\u003cli\u003eConnection: push-fit\u003c\/li\u003e\u003cli\u003eManufacturer: John Guest\u003c\/li\u003e\u003c\/ul\u003e\u003ch2\u003eFrequently asked questions about the John Guest 1\/2\" Equal Tee\u003c\/h2\u003e\u003ch3\u003eWhich tubing fits?\u003c\/h3\u003e\u003cp\u003eTubing with a 1\/2\" outer diameter on all three ends, for example John Guest LLDPE beer\/air tubing with 1\/2\" OD.\u003c\/p\u003e\u003ch3\u003eHow do I remove the tubing?\u003c\/h3\u003e\u003cp\u003ePush in the collet at the end of the fitting and pull the tubing out at the same time.\u003c\/p\u003e\u003ch3\u003eWhat if it leaks?\u003c\/h3\u003e\u003cp\u003eA small leak is often caused by an angled or damaged tube end. Cut the tubing square and push it fully back in.\u003c\/p\u003e\u003ch3\u003eRelated\u003c\/h3\u003e\u003cul\u003e\u003cli\u003e\u003ca href=\"\/en\/collections\/fat-servering-john-guest\"\u003eJohn Guest\u003c\/a\u003e\u003c\/li\u003e\u003cli\u003e\u003ca href=\"\/en\/products\/ol-luft-slange-lldpe-1-2-od-john-guest\"\u003eBeer\/air tubing LLDPE 1\/2\" OD – John Guest\u003c\/a\u003e\u003c\/li\u003e\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-hurtigkobling-1-2-1-2\"\u003eJohn Guest push-fit union 1\/2\" - 1\/2\"\u003c\/a\u003e\u003c\/li\u003e\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-dmfit-spare-collet-1-2-reserve-spennhylse\"\u003eSpare collet 1\/2\" – John Guest \/ DMfit\u003c\/a\u003e\u003c\/li\u003e\u003c\/ul\u003e","brand":"John Guest","offers":[{"title":"Default Title","offer_id":41901946044514,"sku":"PI0216S","price":79.0,"currency_code":"NOK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0621\/8422\/6914\/files\/f6e5e3460186dcbdb9dd07e1c7faec3d-image.jpg?v=1746177034"},{"product_id":"john-guest-overgang-f-1-2-bsp-til-3-8","title":"John Guest Adapter F 1\/2\" BSP to 3\/8\"","description":"\u003ch2\u003eJohn Guest adapter F 1\/2\" BSP to 3\/8\" – push-fit to thread\u003c\/h2\u003e\n\u003cp\u003eAdapter from 1\/2\" BSP female thread to 3\/8\" push-fit for tubing with a 3\/8\" outside diameter. The adapter screws onto a part with 1\/2\" BSP male threads, and the tubing pushes straight into the push-fit end. No hose clamp needed.\u003c\/p\u003e\n\u003cp\u003eJohn Guest push-fit fittings are made for quick, secure and tight connection of tubing and pipes, for both liquid and gas under pressure. They are food grade.\u003c\/p\u003e\n\u003ch3\u003eTechnical data\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eThread side: 1\/2\" BSP, female thread (F)\u003c\/li\u003e\n\u003cli\u003eTube side: 3\/8\" push-fit (tubing with 3\/8\" outside diameter)\u003c\/li\u003e\n\u003cli\u003eUse: liquid and gas under pressure\u003c\/li\u003e\n\u003cli\u003eManufacturer: John Guest\u003c\/li\u003e\n\u003cli\u003ePart number: PI451214FS\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently asked questions about the John Guest adapter F 1\/2\" BSP to 3\/8\"\u003c\/h2\u003e\n\u003ch3\u003eWhat does F 1\/2\" BSP mean?\u003c\/h3\u003e\n\u003cp\u003eF stands for female, meaning internal threads. BSP is British Standard Pipe thread. The adapter therefore screws onto a part with 1\/2\" BSP male threads.\u003c\/p\u003e\n\u003ch3\u003eWhich tubing fits?\u003c\/h3\u003e\n\u003cp\u003eTubing with a 3\/8\" outside diameter. Cut the tubing square and push it fully into the push-fit end until it stops.\u003c\/p\u003e\n\u003ch3\u003eCan the adapter be used for both beer and CO2?\u003c\/h3\u003e\n\u003cp\u003eYes. John Guest fittings are made for both liquid and gas under pressure.\u003c\/p\u003e\n\u003ch3\u003eRelated\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/en\/collections\/fat-servering-john-guest\"\u003eJohn Guest\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-overgang-f-1-2-bsp-til-5-16\"\u003eJohn Guest adapter F 1\/2\" BSP to 5\/16\"\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/ol-luft-slange-lldpe-3-8-od\"\u003eBeer\/air tubing LLDPE 3\/8\" OD\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-hurtigkobling-3-8-3-8\"\u003eJohn Guest push-fit union 3\/8\" – 3\/8\"\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"John Guest","offers":[{"title":"Default Title","offer_id":41901948764258,"sku":"PI451214FS","price":98.0,"currency_code":"NOK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0621\/8422\/6914\/files\/23ef3c37f8b9200484c5f69e26f8dda7-image.jpg?v=1746177108"},{"product_id":"john-guest-3-8-3-8-stem-elbow","title":"John Guest 3\/8\" - 3\/8\" Stem Elbow","description":"\u003ch2\u003eJohn Guest 3\/8\" – 3\/8\" Stem Elbow – 90° elbow with stem\u003c\/h2\u003e\n\u003cp\u003eA 90° elbow from John Guest with a 3\/8\" push-fit connection at one end and a 3\/8\" stem at the other. The stem has the same size as 3\/8\" tubing and pushes straight into another 3\/8\" push-fit fitting. This lets you make a tight bend in a beer or gas line without kinking the tubing. The push-fit end takes tubing with a 3\/8\" outside diameter.\u003c\/p\u003e\n\u003cp\u003eJohn Guest push-fit fittings are designed for quick, secure and leak-free connection of tubing and pipes, for both liquid and gas under pressure, and they are food grade.\u003c\/p\u003e\n\u003ch3\u003eTechnical data\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eType: stem elbow\u003c\/li\u003e\n\u003cli\u003eConnection: 3\/8\" push-fit and 3\/8\" stem\u003c\/li\u003e\n\u003cli\u003eFits tubing with 3\/8\" outside diameter\u003c\/li\u003e\n\u003cli\u003eFor liquid and gas under pressure\u003c\/li\u003e\n\u003cli\u003ePart number: PI221212S\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently asked questions about the John Guest 3\/8\" Stem Elbow\u003c\/h2\u003e\n\u003ch3\u003eWhat is the difference between a stem elbow and a regular elbow?\u003c\/h3\u003e\n\u003cp\u003eA regular elbow has push-fit connections at both ends. A stem elbow has a stem at one end, which pushes into another push-fit fitting, such as an adapter or a shut-off valve.\u003c\/p\u003e\n\u003ch3\u003eWhich tubing fits?\u003c\/h3\u003e\n\u003cp\u003eTubing with a 3\/8\" outside diameter, for example 3\/8\" LLDPE or LDPE beer and gas line.\u003c\/p\u003e\n\u003ch3\u003eHow do I release the fitting?\u003c\/h3\u003e\n\u003cp\u003ePush in the collet on the push-fit end and pull out the tubing or stem at the same time.\u003c\/p\u003e\n\u003ch3\u003eRelated\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/en\/collections\/fat-servering-john-guest\"\u003eJohn Guest\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/ol-luft-slange-lldpe-3-8-od\"\u003eBeer\/gas line LLDPE 3\/8\" OD\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-hurtigkobling-3-8-3-8\"\u003eJohn Guest push-fit connector 3\/8\" – 3\/8\"\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-3-8-stengeventil\"\u003eJohn Guest 3\/8\" shut-off valve\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-tube-cutter\"\u003eJohn Guest Tube Cutter\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"John Guest","offers":[{"title":"Default Title","offer_id":41901949288546,"sku":"PI221212S","price":79.0,"currency_code":"NOK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0621\/8422\/6914\/files\/85cea9b022b870da137a944447d8c34c-image.jpg?v=1746177136"},{"product_id":"john-guest-1-2-3-8-reducer","title":"John Guest 1\/2\" - 3\/8\" Reducer","description":"\u003ch2\u003eJohn Guest 1\/2\" – 3\/8\" Reducer – from a 1\/2\" fitting to 3\/8\" tube\u003c\/h2\u003e\n\u003cp\u003eThe John Guest 1\/2\" – 3\/8\" Reducer has a 1\/2\" stem at one end and a push-fit connection for tube with a 3\/8\" outside diameter at the other. The stem pushes straight into a 1\/2\" push-fit fitting, so you can step down from 1\/2\" to 3\/8\" without extra fittings. John Guest push-fit fittings give a quick, secure and tight connection for liquid and gas under pressure, and they are food grade.\u003c\/p\u003e\n\u003ch3\u003eTechnical data\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eType: stem reducer\u003c\/li\u003e\n\u003cli\u003eStem: 1\/2\" (pushes into a 1\/2\" push-fit fitting)\u003c\/li\u003e\n\u003cli\u003eTube: 3\/8\" OD\u003c\/li\u003e\n\u003cli\u003eManufacturer: John Guest\u003c\/li\u003e\n\u003cli\u003ePart number: PI061612S\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently asked questions about the John Guest 1\/2\" – 3\/8\" Reducer\u003c\/h2\u003e\n\u003ch3\u003eWhat is a stem?\u003c\/h3\u003e\n\u003cp\u003eA stem is a smooth piece of tube with the same size as the tubing. It pushes into a push-fit fitting just like a tube, in this case a 1\/2\" fitting.\u003c\/p\u003e\n\u003ch3\u003eWhich tube fits?\u003c\/h3\u003e\n\u003cp\u003eTube with a 3\/8\" outside diameter in the push-fit end. The stem fits a 1\/2\" push-fit fitting.\u003c\/p\u003e\n\u003ch3\u003eDoes the fitting tolerate Star San?\u003c\/h3\u003e\n\u003cp\u003eAcid-based products can make plastic parts such as John Guest fittings brittle over time. Rinse the fitting with water if it has been in contact with Star San for a long time.\u003c\/p\u003e\n\u003ch3\u003eRelated\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/en\/collections\/fat-servering-john-guest\"\u003eJohn Guest\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-hurtigkobling-1-2-3-8\"\u003eJohn Guest push-fit connector 1\/2\" – 3\/8\"\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-3-8-3-16-reducer\"\u003eJohn Guest 3\/8\" – 3\/16\" Reducer\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-1-2-plug\"\u003eJohn Guest 1\/2\" U-Bend\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"John Guest","offers":[{"title":"Default Title","offer_id":41901950074978,"sku":"PI061612S","price":59.0,"currency_code":"NOK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0621\/8422\/6914\/files\/1f2b21bfc4bbef7c7c9e913cbc89199c-image.jpg?v=1746177170"},{"product_id":"john-guest-1-2-5-16-reducer","title":"John Guest 1\/2\" - 5\/16\" Reducer","description":"\u003ch2\u003eJohn Guest 1\/2\" – 5\/16\" Reducer – from a 1\/2\" fitting to 5\/16\" tube\u003c\/h2\u003e\u003cp\u003eThe John Guest 1\/2\" – 5\/16\" Reducer has a 1\/2\" stem at one end and a push-fit connection for 5\/16\" outside diameter tube at the other. The stem pushes straight into a 1\/2\" push-fit fitting, so you can step down from 1\/2\" to 5\/16\" without extra fittings. John Guest push-fit fittings give a quick, secure and tight connection for both liquid and gas under pressure, and they are food grade.\u003c\/p\u003e\u003ch3\u003eTechnical data\u003c\/h3\u003e\u003cul\u003e\u003cli\u003eType: stem reducer\u003c\/li\u003e\u003cli\u003eStem: 1\/2\" (pushes into a 1\/2\" push-fit fitting)\u003c\/li\u003e\u003cli\u003eTube: 5\/16\" OD\u003c\/li\u003e\u003cli\u003eManufacturer: John Guest\u003c\/li\u003e\u003cli\u003ePart number: PI061610S\u003c\/li\u003e\u003c\/ul\u003e\u003ch2\u003eFrequently asked questions about the John Guest 1\/2\" – 5\/16\" Reducer\u003c\/h2\u003e\u003ch3\u003eWhat is a stem?\u003c\/h3\u003e\u003cp\u003eA stem is a smooth piece of tube with the same size as the tubing. It pushes into a push-fit fitting just like tube, in this case a 1\/2\" fitting.\u003c\/p\u003e\u003ch3\u003eWhich tube fits?\u003c\/h3\u003e\u003cp\u003eTube with a 5\/16\" outside diameter at the push-fit end. The stem fits a 1\/2\" push-fit fitting.\u003c\/p\u003e\u003ch3\u003eCan the fitting handle Star San?\u003c\/h3\u003e\u003cp\u003eAcid-based products can make plastic parts such as John Guest fittings brittle over time. Rinse the fitting with water if it has been in contact with Star San for a long time.\u003c\/p\u003e\u003ch3\u003eRelated\u003c\/h3\u003e\u003cul\u003e\u003cli\u003e\u003ca href=\"\/en\/collections\/fat-servering-john-guest\"\u003eJohn Guest\u003c\/a\u003e\u003c\/li\u003e\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-1-2-3-8-reducer\"\u003eJohn Guest 1\/2\" – 3\/8\" Reducer\u003c\/a\u003e\u003c\/li\u003e\u003cli\u003e\u003ca href=\"\/en\/products\/ol-luft-slange-lldpe-5-16-od\"\u003eBeer\/air tubing LLDPE 5\/16\" OD\u003c\/a\u003e\u003c\/li\u003e\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-1-2-t-kryss\"\u003eJohn Guest 1\/2\" Tee\u003c\/a\u003e\u003c\/li\u003e\u003c\/ul\u003e","brand":"John Guest","offers":[{"title":"Default Title","offer_id":41901950107746,"sku":"PI061610S","price":59.0,"currency_code":"NOK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0621\/8422\/6914\/files\/227afabf6f77575adbe3a53752a3d96b-image.jpg?v=1746177172"},{"product_id":"john-guest-3-8-9-16-stem-adaptor","title":"John Guest 3\/8\" - 9\/16\" Stem Adaptor","description":"\u003ch2\u003eJohn Guest 3\/8\" – 9\/16\" Stem Adaptor – from push-fit to thread\u003c\/h2\u003e\u003cp\u003eAn adaptor from John Guest with a 3\/8\" stem at one end and a 9\/16\" British Nipple type thread at the other. The stem end plugs straight into a 3\/8\" John Guest push-fit fitting, and the thread fits ball lock valves on Cornelius kegs. It lets you connect a system with 3\/8\" John Guest fittings to a threaded connection.\u003c\/p\u003e\u003cp\u003eJohn Guest push-fit fittings give fast, secure and leak-tight connections for both liquid and gas under pressure, and they are food grade.\u003c\/p\u003e\u003ch3\u003eTechnical data\u003c\/h3\u003e\u003cul\u003e\u003cli\u003eType: stem adaptor\u003c\/li\u003e\u003cli\u003eStem: 3\/8\"\u003c\/li\u003e\u003cli\u003eThread: 9\/16\", British Nipple type\u003c\/li\u003e\u003cli\u003eFor liquid and gas under pressure\u003c\/li\u003e\u003cli\u003ePart number: PI0512E6S\u003c\/li\u003e\u003c\/ul\u003e\u003ch2\u003eFrequently asked questions about the John Guest 3\/8\" – 9\/16\" Stem Adaptor\u003c\/h2\u003e\u003ch3\u003eWhat is a stem?\u003c\/h3\u003e\u003cp\u003eA stem is a smooth tube end with the same outer diameter as the tubing. It pushes straight into a push-fit fitting, such as a 3\/8\" elbow or union connector.\u003c\/p\u003e\u003ch3\u003eWhat can I connect to the thread?\u003c\/h3\u003e\u003cp\u003eThe thread is 9\/16\" British Nipple type and fits ball lock valves on Cornelius kegs.\u003c\/p\u003e\u003ch3\u003eHow do I release the stem end?\u003c\/h3\u003e\u003cp\u003ePush in the collet on the push-fit fitting and pull the stem out.\u003c\/p\u003e\u003ch3\u003eRelated\u003c\/h3\u003e\u003cul\u003e\u003cli\u003e\u003ca href=\"\/en\/collections\/fat-servering-john-guest\"\u003eJohn Guest\u003c\/a\u003e\u003c\/li\u003e\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-3-8-3-8-stem-elbow\"\u003eJohn Guest 3\/8\" – 3\/8\" Stem Elbow\u003c\/a\u003e\u003c\/li\u003e\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-hurtigkobling-3-8-3-8\"\u003eJohn Guest union connector 3\/8\" – 3\/8\"\u003c\/a\u003e\u003c\/li\u003e\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-tube-cutter\"\u003eJohn Guest Tube Cutter\u003c\/a\u003e\u003c\/li\u003e\u003c\/ul\u003e","brand":"John Guest","offers":[{"title":"Default Title","offer_id":41901950140514,"sku":"PI0512E6S","price":39.0,"currency_code":"NOK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0621\/8422\/6914\/files\/e12049dcebe854210ef577832b6258b2-image.jpg?v=1746177174"},{"product_id":"john-guest-hurtigkobling-3-16-3-16","title":"John Guest Quick Connect 3\/16\" - 3\/16\"","description":"\u003ch2\u003eJohn Guest quick connector 3\/16\" – 3\/16\" – straight union for thin tubing\u003c\/h2\u003e\u003cp\u003eA straight push-fit union from John Guest for joining two tubes with a 3\/16\" outside diameter. It is used, for example, to join or extend thin beer line, such as LDPE tubing with a 3 mm ID and 3\/16\" OD.\u003c\/p\u003e\u003cp\u003eJohn Guest push-fit fittings are made for fast, secure and leak-free connection of hoses and tubing, for both liquids and gas under pressure. Brewshop stocks a wide range of food-grade fittings, adapters, tubing and tools from John Guest.\u003c\/p\u003e\u003ch3\u003eTechnical data\u003c\/h3\u003e\u003cul\u003e\u003cli\u003eConnection: push-fit for 3\/16\" OD at both ends\u003c\/li\u003e\u003cli\u003eType: straight union\u003c\/li\u003e\u003cli\u003eProducer: John Guest\u003c\/li\u003e\u003c\/ul\u003e\u003ch2\u003eFrequently asked questions about the John Guest 3\/16\" – 3\/16\" quick connector\u003c\/h2\u003e\u003ch3\u003eWhich tubing fits?\u003c\/h3\u003e\u003cp\u003eTubing with a 3\/16\" outside diameter, such as LDPE beer line with a 3 mm inside diameter.\u003c\/p\u003e\u003ch3\u003eWhat is the connector used for?\u003c\/h3\u003e\u003cp\u003eFor joining two tubes of the same size, for example to extend a beer line.\u003c\/p\u003e\u003ch3\u003eHow do I connect the tubing?\u003c\/h3\u003e\u003cp\u003eCut the tubing square, ideally with a tube cutter, and push it all the way into the fitting. To release the tubing, push in the collet and pull the tubing out.\u003c\/p\u003e\u003ch3\u003eRelated\u003c\/h3\u003e\u003cul\u003e\u003cli\u003e\u003ca href=\"\/en\/collections\/fat-servering-john-guest\"\u003eJohn Guest\u003c\/a\u003e\u003c\/li\u003e\u003cli\u003e\u003ca href=\"\/en\/products\/olslange-ldpe-3mm-id-3-16-od\"\u003eLDPE beer line 3 mm ID \/ 3\/16\" OD\u003c\/a\u003e\u003c\/li\u003e\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-hurtigkobling-5-16-3-16\"\u003eJohn Guest quick connector 5\/16\" – 3\/16\"\u003c\/a\u003e\u003c\/li\u003e\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-hurtigkobling-3-8-3-16\"\u003eJohn Guest quick connector 3\/8\" – 3\/16\"\u003c\/a\u003e\u003c\/li\u003e\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-tube-cutter\"\u003eJohn Guest tube cutter\u003c\/a\u003e\u003c\/li\u003e\u003c\/ul\u003e","brand":"John Guest","offers":[{"title":"Default Title","offer_id":41901951320162,"sku":"PI0406S","price":59.0,"currency_code":"NOK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0621\/8422\/6914\/files\/0ca65a160025edf1116888e12b2346fe-image.jpg?v=1746177223"},{"product_id":"john-guest-hurtigkobling-5-16-5-16","title":"John Guest Quick Connect 5\/16\" - 5\/16\"","description":"\u003ch2\u003eJohn Guest push-fit connector 5\/16\" – 5\/16\" – straight tube joiner\u003c\/h2\u003e\n\u003cp\u003eThe John Guest push-fit connector 5\/16\" – 5\/16\" is a straight joiner that connects two tubes with a 5\/16\" outside diameter. Use it to extend a tube, repair a line or join two pieces of tubing, for example in a gas or beer line. John Guest push-fit fittings give a fast, secure and leak-free connection of hoses and pipes for both liquids and gas under pressure, and they are food-grade approved.\u003c\/p\u003e\n\u003ch3\u003eTechnical data\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eType: straight push-fit connector (equal straight connector)\u003c\/li\u003e\n\u003cli\u003eTubing: 5\/16\" OD at both ends\u003c\/li\u003e\n\u003cli\u003eUse: liquids and gas under pressure\u003c\/li\u003e\n\u003cli\u003eManufacturer: John Guest\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently asked questions about the John Guest push-fit connector 5\/16\" – 5\/16\"\u003c\/h2\u003e\n\u003ch3\u003eHow do I connect the tubing?\u003c\/h3\u003e\n\u003cp\u003eCut the tubing square and push it into the fitting until it stops. To release, press in the collet and pull the tubing out.\u003c\/p\u003e\n\u003ch3\u003eWhich tubing fits?\u003c\/h3\u003e\n\u003cp\u003eTubing with a 5\/16\" outside diameter (OD) at both ends. The size refers to the outside diameter of the tubing, not the inside.\u003c\/p\u003e\n\u003ch3\u003eCan the fitting be used with Star San?\u003c\/h3\u003e\n\u003cp\u003eAcid-based products can over time make plastic parts such as John Guest fittings brittle.\u003c\/p\u003e\n\u003ch3\u003eWhat should I do if the beer foams at the fitting?\u003c\/h3\u003e\n\u003cp\u003eA tiny leak at a John Guest fitting can draw in air and cause foam. Cut the end of the tubing square and reconnect.\u003c\/p\u003e\n\u003ch3\u003eRelated\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/en\/collections\/fat-servering-john-guest\"\u003eJohn Guest\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/ol-luft-slange-lldpe-5-16-od\"\u003eBeer and gas tubing LLDPE 5\/16\" OD\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-5-16-t-kryss\"\u003eJohn Guest 5\/16\" tee\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-8mm-5-16-stengeventil\"\u003eJohn Guest 8 mm (5\/16\") shut-off valve\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/blogs\/rad-og-tips-om-olbrygging\/tapping-av-ol-fra-fat\"\u003eDispensing beer from kegs (Norwegian)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"John Guest","offers":[{"title":"Default Title","offer_id":41901951352930,"sku":"PM0408S","price":59.0,"currency_code":"NOK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0621\/8422\/6914\/files\/0f9ab063a21e97976063aad11fb17561-image.jpg?v=1746177224"},{"product_id":"john-guest-overgang-5-16-1-4-ffl","title":"John Guest adapter 5\/16\" - 1\/4\" FFL","description":"\u003ch2\u003eJohn Guest adapter 5\/16\" – 1\/4\" FFL – from tubing to threaded ball lock disconnect\u003c\/h2\u003e\n\u003cp\u003eThis adapter connects tubing with a 5\/16\" outer diameter to a 1\/4\" FFL thread. It fits directly on ball lock disconnects with 1\/4\" MFL threads, so you can connect the beer or gas line straight to the disconnect without a hose clamp.\u003c\/p\u003e\n\u003cp\u003eJohn Guest push-fit quick connectors are designed for fast, secure and leak-free connection of tubing and pipes, for both liquid and gas under pressure. Brewshop carries a wide range of food-grade fittings, adapters, tubing and tools from John Guest.\u003c\/p\u003e\n\u003ch3\u003eTechnical data\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eTubing side: push-fit for 5\/16\" outer diameter\u003c\/li\u003e\n\u003cli\u003eThread side: 1\/4\" FFL (female)\u003c\/li\u003e\n\u003cli\u003eFits: ball lock disconnects with 1\/4\" MFL threads\u003c\/li\u003e\n\u003cli\u003eUse: beer and CO2\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently asked questions about the John Guest adapter 5\/16\" – 1\/4\" FFL\u003c\/h2\u003e\n\u003ch3\u003eWhat do FFL and MFL mean?\u003c\/h3\u003e\n\u003cp\u003eFFL stands for female flare, a female thread. MFL is male flare, a male thread. The FFL adapter screws onto a fitting with MFL threads, such as a ball lock disconnect.\u003c\/p\u003e\n\u003ch3\u003eWhich tubing fits?\u003c\/h3\u003e\n\u003cp\u003eTubing with a 5\/16\" (8 mm) outer diameter, such as LDPE tubing. Cut the tubing straight and push it fully into the fitting.\u003c\/p\u003e\n\u003ch3\u003eCan I use the adapter for both beer and gas?\u003c\/h3\u003e\n\u003cp\u003eYes. John Guest fittings are made for both liquid and gas under pressure.\u003c\/p\u003e\n\u003ch3\u003eRelated\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/ball-lock-ol-hurtigkobling-1-4-mfl-gjenger\"\u003eBall lock beer disconnect 1\/4\" MFL\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/ball-lock-co2-hurtigkobling-1-4-mfl-gjenger\"\u003eBall lock gas disconnect 1\/4\" MFL\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/5-16-ldpe-slange-til-luft-ol-bla-stripet\"\u003e5\/16\" LDPE tubing for air and beer\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/collections\/fat-servering-john-guest\"\u003eJohn Guest\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"John Guest","offers":[{"title":"Default Title","offer_id":41901951385698,"sku":"PM4508F4S","price":79.0,"currency_code":"NOK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0621\/8422\/6914\/files\/0edddf466f084dace5d5a78e5268fc86-image.jpg?v=1746177225"},{"product_id":"john-guest-5-16-3-16-reducer","title":"John Guest 5\/16\" - 3\/16\" Reducer","description":"\u003ch2\u003eJohn Guest 5\/16\" – 3\/16\" Reducer – from 5\/16\" stem to 3\/16\" tubing\u003c\/h2\u003e\n\u003cp\u003eA straight reducer from John Guest with a 5\/16\" stem at one end and a push-fit socket for 3\/16\" OD tubing at the other. The stem end pushes into a 5\/16\" John Guest fitting, and the thin 3\/16\" tubing pushes into the other end. A common use is going from a 5\/16\" line to a thin, foam-reducing beer line.\u003c\/p\u003e\n\u003cp\u003eJohn Guest push-fit fittings are made for quick, secure and leak-free connection of hoses and tubes carrying liquid and gas under pressure. Brewshop stocks a wide range of food-grade fittings, adapters, tubing and tools from John Guest.\u003c\/p\u003e\n\u003ch3\u003eTechnical data\u003c\/h3\u003e\n\u003cul\u003e\u003cli\u003eType: straight reducer\u003c\/li\u003e\u003cli\u003eStem: 5\/16\"\u003c\/li\u003e\u003cli\u003eTubing: 3\/16\" outer diameter (OD)\u003c\/li\u003e\u003cli\u003eConnection: push-fit\u003c\/li\u003e\u003cli\u003eManufacturer: John Guest\u003c\/li\u003e\u003c\/ul\u003e\n\u003ch2\u003eFrequently asked questions about the John Guest 5\/16\" – 3\/16\" Reducer\u003c\/h2\u003e\n\u003ch3\u003eWhich tubing fits the 3\/16\" end?\u003c\/h3\u003e\n\u003cp\u003eTubing with a 3\/16\" outer diameter, for example the \u003ca href=\"\/en\/products\/olslange-ldpe-3mm-id-3-16-od\"\u003eLDPE beer line 3 mm ID, 3\/16\" OD\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eWhat is the difference between a reducer and a 5\/16\" – 3\/16\" union connector?\u003c\/h3\u003e\n\u003cp\u003eThe reducer has a stem at the 5\/16\" end that pushes into another fitting. The \u003ca href=\"\/en\/products\/john-guest-hurtigkobling-5-16-3-16\"\u003eJohn Guest union connector 5\/16\" – 3\/16\"\u003c\/a\u003e has push-fit sockets at both ends, for two tubes.\u003c\/p\u003e\n\u003ch3\u003eWhy use thin beer line?\u003c\/h3\u003e\n\u003cp\u003eThin tubing gives more resistance, so the beer comes out of the tap more calmly and foams less.\u003c\/p\u003e\n\u003ch3\u003eRelated\u003c\/h3\u003e\n\u003cul\u003e\u003cli\u003e\u003ca href=\"\/en\/collections\/fat-servering-john-guest\"\u003eJohn Guest\u003c\/a\u003e\u003c\/li\u003e\u003cli\u003e\u003ca href=\"\/en\/products\/olslange-ldpe-3mm-id-3-16-od\"\u003eLDPE beer line 3 mm ID, 3\/16\" OD\u003c\/a\u003e\u003c\/li\u003e\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-hurtigkobling-5-16-3-16\"\u003eJohn Guest union connector 5\/16\" – 3\/16\"\u003c\/a\u003e\u003c\/li\u003e\u003cli\u003e\u003ca href=\"\/en\/blogs\/rad-og-tips-om-olbrygging\/tapping-av-ol-fra-fat\"\u003eServing beer from a keg\u003c\/a\u003e\u003c\/li\u003e\u003c\/ul\u003e","brand":"John Guest","offers":[{"title":"Default Title","offer_id":41901951418466,"sku":"PI061006S","price":59.0,"currency_code":"NOK","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0621\/8422\/6914\/files\/35d16695c0d2440eba4c881739cf3eab-image.jpg?v=1746177227"},{"product_id":"john-guest-overgang-f-1-2-bsp-til-5-16","title":"John Guest adapter F 1\/2\" BSP to 5\/16\"","description":"\u003ch2\u003eJohn Guest adapter F 1\/2\" BSP to 5\/16\" – push-fit adapter\u003c\/h2\u003e\n\u003cp\u003eAdapter from John Guest with a 1\/2\" BSP female thread at one end and a push-fit connection for 5\/16\" outside diameter tubing at the other. It screws onto a 1\/2\" BSP male thread, so you can connect 5\/16\" tubing without hose clamps. John Guest push-fit fittings are made for quick, secure and leak-free connection of tubing for both liquid and gas under pressure.\u003c\/p\u003e\n\u003ch3\u003eTechnical data\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eThread: 1\/2\" BSP female\u003c\/li\u003e\n\u003cli\u003eTubing: 5\/16\" outside diameter (OD)\u003c\/li\u003e\n\u003cli\u003eConnection: push-fit\u003c\/li\u003e\n\u003cli\u003eManufacturer: John Guest\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently asked questions about the John Guest adapter F 1\/2\" BSP to 5\/16\"\u003c\/h2\u003e\n\u003ch3\u003eHow do I connect the tubing?\u003c\/h3\u003e\n\u003cp\u003eCut the tubing square and push it into the fitting until it stops. To release it, press in the collet and pull the tubing out. If it leaks, cut a fresh end and reconnect.\u003c\/p\u003e\n\u003ch3\u003eWhich tubing fits?\u003c\/h3\u003e\n\u003cp\u003eTubing with a 5\/16\" outside diameter, for example the \u003ca href=\"\/en\/products\/ol-luft-slange-lldpe-5-16-od\"\u003eLLDPE beer\/air tubing 5\/16\" OD\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eCan the fitting handle Star San?\u003c\/h3\u003e\n\u003cp\u003eAcid-based products can make plastic parts in the fitting brittle over time. Rinse John Guest fittings with water after using Star San.\u003c\/p\u003e\n\u003ch3\u003eRelated\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/en\/collections\/fat-servering-john-guest\"\u003eJohn Guest\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/ol-luft-slange-lldpe-5-16-od\"\u003eLLDPE beer\/air tubing 5\/16\" OD\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-hurtigkobling-5-16-3-16\"\u003eJohn Guest push-fit reducer 5\/16\" - 3\/16\"\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-overgang-f-5-8-bsp-til-5-16\"\u003eJohn Guest adapter F 5\/8\" BSP to 5\/16\"\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"John Guest","offers":[{"title":"Default Title","offer_id":41901955743842,"sku":"PI451014FS","price":98.0,"currency_code":"NOK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0621\/8422\/6914\/files\/f19d9abee5f3cfe1ee71c6421e5d8ce6-image.jpg?v=1746177384"},{"product_id":"john-guest-hurtigkobling-1-4-3-16","title":"John Guest Quick Connect 1\/4\" - 3\/16\"","description":"\u003ch2\u003eJohn Guest push-fit connector 1\/4\" – 3\/16\" – reducer for BeerGun and short shanks\u003c\/h2\u003e\n\u003cp\u003eThis push-fit connector from John Guest is a reducer between 1\/4\" and 3\/16\". The 1\/4\" end fits straight onto the BeerGun inlet, and onto short shanks with a nipple for John Guest or Duotight push-fit fittings. The other end takes thin beer line with a 3\/16\" outside diameter. John Guest fittings are designed for fast, secure and leak-free connection of tubes and pipes for both liquid and gas under pressure, and they are food grade.\u003c\/p\u003e\n\u003ch3\u003eTechnical data\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eType: push-fit reducer\u003c\/li\u003e\n\u003cli\u003eSize: 1\/4\" to 3\/16\"\u003c\/li\u003e\n\u003cli\u003eFor liquid and gas under pressure\u003c\/li\u003e\n\u003cli\u003eFood grade\u003c\/li\u003e\n\u003cli\u003eManufacturer: John Guest\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently asked questions about the John Guest connector 1\/4\" – 3\/16\"\u003c\/h2\u003e\n\u003ch3\u003eWhat does the 1\/4\" end fit?\u003c\/h3\u003e\n\u003cp\u003eThe 1\/4\" end fits straight onto the BeerGun inlet, and onto short shanks with a nipple for John Guest or Duotight fittings.\u003c\/p\u003e\n\u003ch3\u003eWhich tube fits?\u003c\/h3\u003e\n\u003cp\u003eJohn Guest sizes refer to the outside diameter of the tube. The 3\/16\" end takes, for example, beer line with a 3 mm inside and 3\/16\" outside diameter.\u003c\/p\u003e\n\u003ch3\u003eHow do I connect the tube?\u003c\/h3\u003e\n\u003cp\u003eCut the tube square and push it into the fitting until it stops. To release it, press in the collet and pull the tube out.\u003c\/p\u003e\n\u003ch3\u003eRelated\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/en\/collections\/fat-servering-john-guest\"\u003eJohn Guest push-fit fittings\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/blichmann-beergun-flaskefyller\"\u003eBlichmann BeerGun bottle filler\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/kort-gjennomforing-til-tappetarn-1-4-john-guest-duotight-kompatibel\"\u003eShort shank for tap towers – 1\/4\" John Guest\/Duotight compatible\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/olslange-ldpe-3mm-id-3-16-od\"\u003eBeer line LDPE 3 mm ID, 3\/16\" OD\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/john-guest-tube-cutter\"\u003eJohn Guest Tube Cutter\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"John Guest","offers":[{"title":"Default Title","offer_id":41901957906530,"sku":"PI200806S","price":59.0,"currency_code":"NOK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0621\/8422\/6914\/files\/6e109653dd2dcbf4df8228f71472d67d-image.jpg?v=1746177424"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0621\/8422\/6914\/collections\/113ac630d52032a8f70c6ca506f776d7-image.jpg?v=1747143347","url":"https:\/\/brewshop.se\/en\/collections\/proff-slanger-og-koblinger-john-guest.oembed?page=2","provider":"Brewshop","version":"1.0","type":"link"}