{"product_id":"the-refrigerant-line-hvac","title":"The Refrigerant Line | R134a Barrier A\/C Hose, Sold by the Metre","description":"\u003cdiv class=\"product-narrative\"\u003e\n\u003cp style=\"font-size:16px;line-height:1.85;color:#333;margin:0 0 18px;\"\u003eAn air conditioning hose is judged by what it does not let through. Refrigerant molecules are small, and a hose with the wrong liner leaks them slowly enough that the system looks fine for a season and then loses cooling capacity for no obvious reason. This is a barrier hose: a fabric-reinforced synthetic rubber construction with an inner liner rated to SAE J2064, the specification that governs refrigerant permeability in mobile A\/C lines.\u003c\/p\u003e\n\u003cp style=\"font-size:16px;line-height:1.85;color:#333;margin:0 0 18px;\"\u003eThe reinforcement layer is what separates a serviceable hose from a disposable one. Two plies of braided fabric sit between the liner and the cover, which stops the hose from ballooning when the system reaches high-side pressure and stops it from kinking at tight radii. The cover is ozone and abrasion resistant, so a line routed near an exhaust manifold or through a bulkhead grommet does not crack at the contact point after two summers.\u003c\/p\u003e\n\u003cp style=\"font-size:16px;line-height:1.85;color:#333;margin:0 0 18px;\"\u003eSix bore sizes are stocked, from 8mm to 18.5mm inner diameter, which covers everything from a small evaporator return line to the main suction run on a commercial unit. Wall thickness is held at 3.5mm with a 0.4mm tolerance, so the hose crimps predictably with standard fittings and does not need a special collar. The interchange reference is 04568 and the manufacturer part number is R134a for a reason: this is formulated for R134a systems, not for legacy R12 or for CO2.\u003c\/p\u003e\n\u003cp style=\"font-size:16px;line-height:1.85;color:#333;margin:0 0 18px;\"\u003eThe hose is sold by the metre, priced per metre, and cut to the length you order. That matters because most failures happen at the fitting, and a pre-made assembly with the wrong end is worse than a length of correct hose and a crimper. Order the bore you need, order the length you need, and leave enough slack for engine movement without a loop that traps oil.\u003c\/p\u003e\n\u003cp style=\"font-size:16px;line-height:1.85;color:#555;margin:0 0 6px;\"\u003e\u003cem\u003eA refrigerant system does not fail loudly. It fails a gram at a time.\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003chr style=\"margin:26px 0;border:0;border-top:1px solid #e8e8e8;\"\u003e\n\u003cdiv class=\"product-features\"\u003e\n\u003ch3 style=\"font-size:19px;color:#1A3A5C;margin:0 0 12px;\"\u003eWhat Makes It Different\u003c\/h3\u003e\n\u003cul style=\"padding:0;margin:0;\"\u003e\n\u003cli style=\"padding:9px 0 9px 26px;position:relative;border-bottom:1px solid #f0f0f0;list-style:none;font-size:15px;line-height:1.7;color:#333;\"\u003e\n\u003cspan style=\"position:absolute;left:0;color:#1A3A5C;\"\u003e✦\u003c\/span\u003eBarrier liner rated to SAE J2064 for low refrigerant permeability\u003c\/li\u003e\n\u003cli style=\"padding:9px 0 9px 26px;position:relative;border-bottom:1px solid #f0f0f0;list-style:none;font-size:15px;line-height:1.7;color:#333;\"\u003e\n\u003cspan style=\"position:absolute;left:0;color:#1A3A5C;\"\u003e✦\u003c\/span\u003eTwo-ply braided fabric reinforcement resists ballooning and kinking\u003c\/li\u003e\n\u003cli style=\"padding:9px 0 9px 26px;position:relative;border-bottom:1px solid #f0f0f0;list-style:none;font-size:15px;line-height:1.7;color:#333;\"\u003e\n\u003cspan style=\"position:absolute;left:0;color:#1A3A5C;\"\u003e✦\u003c\/span\u003eOzone and abrasion resistant outer cover for engine bay routing\u003c\/li\u003e\n\u003cli style=\"padding:9px 0 9px 26px;position:relative;border-bottom:1px solid #f0f0f0;list-style:none;font-size:15px;line-height:1.7;color:#333;\"\u003e\n\u003cspan style=\"position:absolute;left:0;color:#1A3A5C;\"\u003e✦\u003c\/span\u003e3.5mm wall with 0.4mm tolerance for predictable crimping\u003c\/li\u003e\n\u003cli style=\"padding:9px 0 9px 26px;position:relative;border-bottom:1px solid #f0f0f0;list-style:none;font-size:15px;line-height:1.7;color:#333;\"\u003e\n\u003cspan style=\"position:absolute;left:0;color:#1A3A5C;\"\u003e✦\u003c\/span\u003eSix bore sizes from 8mm to 18.5mm inner diameter\u003c\/li\u003e\n\u003cli style=\"padding:9px 0 9px 26px;position:relative;border-bottom:1px solid #f0f0f0;list-style:none;font-size:15px;line-height:1.7;color:#333;\"\u003e\n\u003cspan style=\"position:absolute;left:0;color:#1A3A5C;\"\u003e✦\u003c\/span\u003eFormulated for R134a systems, sold and priced by the metre\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"product-specs\" style=\"margin-top:28px;\"\u003e\n\u003ch3 style=\"font-size:19px;color:#1A3A5C;margin:0 0 12px;\"\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul style=\"padding:0;margin:0;\"\u003e\n\u003cli style=\"display:flex;gap:12px;padding:9px 0;border-bottom:1px solid #f0f0f0;list-style:none;font-size:15px;line-height:1.65;\"\u003e\n\u003cspan style=\"min-width:150px;flex:0 0 44%;color:#777;\"\u003eApplication\u003c\/span\u003e\u003cspan style=\"color:#222;font-weight:500;\"\u003eMobile and stationary R134a air conditioning lines\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli style=\"display:flex;gap:12px;padding:9px 0;border-bottom:1px solid #f0f0f0;list-style:none;font-size:15px;line-height:1.65;\"\u003e\n\u003cspan style=\"min-width:150px;flex:0 0 44%;color:#777;\"\u003eConstruction\u003c\/span\u003e\u003cspan style=\"color:#222;font-weight:500;\"\u003eFabric reinforced synthetic rubber, barrier liner\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli style=\"display:flex;gap:12px;padding:9px 0;border-bottom:1px solid #f0f0f0;list-style:none;font-size:15px;line-height:1.65;\"\u003e\n\u003cspan style=\"min-width:150px;flex:0 0 44%;color:#777;\"\u003eSpecification\u003c\/span\u003e\u003cspan style=\"color:#222;font-weight:500;\"\u003eSAE J2064\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli style=\"display:flex;gap:12px;padding:9px 0;border-bottom:1px solid #f0f0f0;list-style:none;font-size:15px;line-height:1.65;\"\u003e\n\u003cspan style=\"min-width:150px;flex:0 0 44%;color:#777;\"\u003eInner diameters\u003c\/span\u003e\u003cspan style=\"color:#222;font-weight:500;\"\u003e8, 10, 11.5, 13, 15.5 and 18.5mm\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli style=\"display:flex;gap:12px;padding:9px 0;border-bottom:1px solid #f0f0f0;list-style:none;font-size:15px;line-height:1.65;\"\u003e\n\u003cspan style=\"min-width:150px;flex:0 0 44%;color:#777;\"\u003eWall thickness\u003c\/span\u003e\u003cspan style=\"color:#222;font-weight:500;\"\u003e3.5mm, tolerance 0.4mm\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli style=\"display:flex;gap:12px;padding:9px 0;border-bottom:1px solid #f0f0f0;list-style:none;font-size:15px;line-height:1.65;\"\u003e\n\u003cspan style=\"min-width:150px;flex:0 0 44%;color:#777;\"\u003eOuter diameter ref\u003c\/span\u003e\u003cspan style=\"color:#222;font-weight:500;\"\u003e15.0mm on the mid-bore sizes\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli style=\"display:flex;gap:12px;padding:9px 0;border-bottom:1px solid #f0f0f0;list-style:none;font-size:15px;line-height:1.65;\"\u003e\n\u003cspan style=\"min-width:150px;flex:0 0 44%;color:#777;\"\u003eInterchange number\u003c\/span\u003e\u003cspan style=\"color:#222;font-weight:500;\"\u003e04568\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli style=\"display:flex;gap:12px;padding:9px 0;border-bottom:1px solid #f0f0f0;list-style:none;font-size:15px;line-height:1.65;\"\u003e\n\u003cspan style=\"min-width:150px;flex:0 0 44%;color:#777;\"\u003eManufacturer part\u003c\/span\u003e\u003cspan style=\"color:#222;font-weight:500;\"\u003eR134a\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli style=\"display:flex;gap:12px;padding:9px 0;border-bottom:1px solid #f0f0f0;list-style:none;font-size:15px;line-height:1.65;\"\u003e\n\u003cspan style=\"min-width:150px;flex:0 0 44%;color:#777;\"\u003eUnit of sale\u003c\/span\u003e\u003cspan style=\"color:#222;font-weight:500;\"\u003ePer metre, cut to ordered length\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli style=\"display:flex;gap:12px;padding:9px 0;border-bottom:1px solid #f0f0f0;list-style:none;font-size:15px;line-height:1.65;\"\u003e\n\u003cspan style=\"min-width:150px;flex:0 0 44%;color:#777;\"\u003eColour\u003c\/span\u003e\u003cspan style=\"color:#222;font-weight:500;\"\u003eBlack\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli style=\"display:flex;gap:12px;padding:9px 0;border-bottom:1px solid #f0f0f0;list-style:none;font-size:15px;line-height:1.65;\"\u003e\n\u003cspan style=\"min-width:150px;flex:0 0 44%;color:#777;\"\u003eTemperature\u003c\/span\u003e\u003cspan style=\"color:#222;font-weight:500;\"\u003eContinuous service across automotive engine bay range\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"product-applications\" style=\"margin-top:28px;\"\u003e\n\u003ch3 style=\"font-size:19px;color:#1A3A5C;margin:0 0 12px;\"\u003eWhere It Earns Its Place\u003c\/h3\u003e\n\u003cp style=\"font-size:15px;line-height:1.85;color:#333;margin:0;\"\u003eAuto shops use it to rebuild lines that a dealer only sells as a complete assembly at four times the price. Refrigeration technicians use the small bores for instrument and display cooler repairs. Farmers and fleet mechanics keep two or three metres of each bore on the shelf, because a burst suction hose in harvest week costs more in downtime than the entire stock of hose. Boat owners use it for cabin cooling retrofits where the run is long and a single leak means pulling the whole line again. Hobbyists restoring a 1990s car use it because the original part numbers are gone and the bore and the specification are what actually matter.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"product-promise\" style=\"margin-top:28px;padding:20px 22px;background:#f7f8fa;border-left:3px solid #1A3A5C;border-radius:4px;\"\u003e\n\u003ch3 style=\"font-size:17px;color:#1A3A5C;margin:0 0 10px;\"\u003eThe EastSupplier Promise\u003c\/h3\u003e\n\u003cp style=\"font-size:14.5px;line-height:1.8;color:#444;margin:0;\"\u003eSourced directly from vetted manufacturing partners, inspected before dispatch, and priced without distributor layers. If the item arrives outside specification, we replace it or refund it. Every listing on this store is curated by a human buyer, not bulk-imported and abandoned.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"product-faq\" style=\"margin-top:30px;\"\u003e\n\u003ch3 style=\"font-size:19px;color:#1A3A5C;margin:0 0 14px;\"\u003eQuestions Buyers Actually Ask\u003c\/h3\u003e\n\u003cdiv style=\"margin-bottom:18px;\"\u003e\n\u003cp style=\"font-size:15px;line-height:1.7;color:#1A3A5C;font-weight:600;margin:0 0 6px;\"\u003eQ: Is this hose compatible with R12 or R1234yf?\u003c\/p\u003e\n\u003cp style=\"font-size:15px;line-height:1.8;color:#444;margin:0;\"\u003eIt is formulated for R134a. R12 systems use a different lubricant chemistry, and R1234yf runs at different pressures and often requires a different liner. Use the hose matched to your refrigerant.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom:18px;\"\u003e\n\u003cp style=\"font-size:15px;line-height:1.7;color:#1A3A5C;font-weight:600;margin:0 0 6px;\"\u003eQ: Can I crimp this with standard fittings?\u003c\/p\u003e\n\u003cp style=\"font-size:15px;line-height:1.8;color:#444;margin:0;\"\u003eYes. The 3.5mm wall with a 0.4mm tolerance is sized for standard barbed and beadlock fittings and standard crimp collars. Use a proper A\/C crimper, not a hose clamp, because a clamp will not hold system pressure.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom:18px;\"\u003e\n\u003cp style=\"font-size:15px;line-height:1.7;color:#1A3A5C;font-weight:600;margin:0 0 6px;\"\u003eQ: How much should I order?\u003c\/p\u003e\n\u003cp style=\"font-size:15px;line-height:1.8;color:#444;margin:0;\"\u003eMeasure the run and add 10 to 15 percent for routing and engine movement. Do not add a large loop, because a low point traps oil and starves the compressor.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom:18px;\"\u003e\n\u003cp style=\"font-size:15px;line-height:1.7;color:#1A3A5C;font-weight:600;margin:0 0 6px;\"\u003eQ: Is the price for one metre or for the whole roll?\u003c\/p\u003e\n\u003cp style=\"font-size:15px;line-height:1.8;color:#444;margin:0;\"\u003eThe price is per metre. Increase the quantity to order the length you need and it is cut to that length.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom:18px;\"\u003e\n\u003cp style=\"font-size:15px;line-height:1.7;color:#1A3A5C;font-weight:600;margin:0 0 6px;\"\u003eQ: Does the hose come with fittings?\u003c\/p\u003e\n\u003cp style=\"font-size:15px;line-height:1.8;color:#444;margin:0;\"\u003eNo. It is supplied as hose only, so you can fit the ends your system requires. This is deliberate, since a pre-made assembly with the wrong end cannot be reused.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom:18px;\"\u003e\n\u003cp style=\"font-size:15px;line-height:1.7;color:#1A3A5C;font-weight:600;margin:0 0 6px;\"\u003eQ: What pressure does it hold?\u003c\/p\u003e\n\u003cp style=\"font-size:15px;line-height:1.8;color:#444;margin:0;\"\u003eIt is rated for R134a system pressures with a substantial safety margin, which is what the SAE J2064 burst and permeability tests verify. Do not use it on CO2 systems, which run far higher.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"product-gallery\" style=\"margin-top:32px;text-align:center;\"\u003e\n\u003cp style=\"margin:0 0 14px;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0503\/6412\/1244\/files\/HTB1oqQ6sv9TBuNjy0Fcq6zeiFXaX_22e53228-2618-4a05-a2ed-52fc97674421.webp?v=1783388043\" alt=\"The Refrigerant Line | R134a Barrier A\/C Hose, Sold by the Metre\" style=\"max-width:100%;height:auto;border-radius:6px;\" loading=\"lazy\"\u003e\u003c\/p\u003e\n\u003cp style=\"margin:0 0 14px;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0503\/6412\/1244\/files\/HTB1PrTjsStYBeNjSspaq6yOOFXax_a78506bd-8621-4bc8-a625-6fedb2190fbc.webp?v=1783388043\" alt=\"The Refrigerant Line | R134a Barrier A\/C Hose, Sold by the Metre\" style=\"max-width:100%;height:auto;border-radius:6px;\" loading=\"lazy\"\u003e\u003c\/p\u003e\n\u003cp style=\"margin:0 0 14px;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0503\/6412\/1244\/files\/HTB1L0s9aEz.BuNjt_j7q6x0nFXaq_a7a573d2-c499-4ce7-8e04-5943dac7cf2c.webp?v=1783388043\" alt=\"The Refrigerant Line | R134a Barrier A\/C Hose, Sold by the Metre\" style=\"max-width:100%;height:auto;border-radius:6px;\" loading=\"lazy\"\u003e\u003c\/p\u003e\n\u003cp style=\"margin:0 0 14px;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0503\/6412\/1244\/files\/HTB1J0oAkfuSBuNkHFqDq6xfhVXaF_93c5bb80-f597-4e63-bd35-7147e19cd590.webp?v=1783388043\" alt=\"The Refrigerant Line | R134a Barrier A\/C Hose, Sold by the Metre\" style=\"max-width:100%;height:auto;border-radius:6px;\" loading=\"lazy\"\u003e\u003c\/p\u003e\n\u003cp style=\"margin:0 0 14px;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0503\/6412\/1244\/files\/HTB1cWDHsTtYBeNjy1Xdq6xXyVXa7_13f420e0-f6cb-4b89-9ba7-78a3b51b4378.webp?v=1783388043\" alt=\"The Refrigerant Line | R134a Barrier A\/C Hose, Sold by the Metre\" style=\"max-width:100%;height:auto;border-radius:6px;\" loading=\"lazy\"\u003e\u003c\/p\u003e\n\u003cp style=\"margin:0 0 14px;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0503\/6412\/1244\/files\/Hf4e4a056cab841068ba54da04800b791G_2f460bc6-437e-4944-b835-1ef72d89e791.webp?v=1783388043\" alt=\"The Refrigerant Line | R134a Barrier A\/C Hose, Sold by the Metre\" style=\"max-width:100%;height:auto;border-radius:6px;\" loading=\"lazy\"\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e\n{\n  \"@context\": \"https:\/\/schema.org\/\",\n  \"@type\": \"Product\",\n  \"name\": \"The Refrigerant Line | R134a Barrier A\/C Hose, Sold by the Metre\",\n  \"description\": \"An air conditioning hose is judged by what it does not let through. Refrigerant molecules are small, and a hose with the wrong liner leaks them slowly enough that the system looks \",\n  \"sku\": \"9438034493663\",\n  \"brand\": {\"@type\": \"Brand\", \"name\": \"EastSupplier\"},\n  \"url\": \"https:\/\/eastsupplier.com\/products\/the-refrigerant-line\",\n  \"offers\": {\n    \"@type\": \"AggregateOffer\",\n    \"priceCurrency\": \"USD\",\n    \"lowPrice\": \"45.05\",\n    \"highPrice\": \"86.35\",\n    \"offerCount\": \"1\",\n    \"availability\": \"https:\/\/schema.org\/InStock\",\n    \"url\": \"https:\/\/eastsupplier.com\/products\/the-refrigerant-line\"\n  },\n  \"aggregateRating\": {\"@type\": \"AggregateRating\", \"ratingValue\": \"4.67\", \"reviewCount\": \"3\"}\n}\n\u003c\/script\u003e","brand":"EastSupplier Platform","offers":[{"title":"ID 15.5mm","offer_id":50531219374303,"sku":"32879019056-ID 15.5mm","price":72.66,"currency_code":"USD","in_stock":true},{"title":"ID 18.5mm","offer_id":50531219407071,"sku":"32879019056-ID 18.5mm","price":86.35,"currency_code":"USD","in_stock":true},{"title":"ID 11.5mm","offer_id":50531219439839,"sku":"32879019056-ID 11.5mm","price":54.96,"currency_code":"USD","in_stock":true},{"title":"ID 13mm","offer_id":50531219472607,"sku":"32879019056-ID 13mm","price":67.0,"currency_code":"USD","in_stock":true},{"title":"ID 8mm","offer_id":50531219505375,"sku":"32879019056-ID 8mm","price":45.05,"currency_code":"USD","in_stock":true},{"title":"ID 10mm","offer_id":50531219538143,"sku":"32879019056-ID 10mm","price":61.81,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0503\/6412\/1244\/files\/HTB1oqQ6sv9TBuNjy0Fcq6zeiFXaX_22e53228-2618-4a05-a2ed-52fc97674421.webp?v=1783388043","url":"https:\/\/eastsupplier.co.uk\/products\/the-refrigerant-line-hvac","provider":"EastSupplier Platform","version":"1.0","type":"link"}