{"product_id":"alpenflow-fuel-transfer-valve","title":"AlpenFlow Fuel Transfer Valve","description":"\u003cp data-start=\"0\" data-end=\"35\"\u003e\u003cstrong data-start=\"0\" data-end=\"33\"\u003eAlpenFlow Fuel Transfer Valve\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"37\" data-end=\"284\"\u003eMove your fuel between canisters effortlessly with a tool that weighs less than a penny. The AlpenFlow Fuel Transfer Valve is an ultralight, smart, and eco-friendly solution for backpackers who want to minimize waste and maximize efficiency.\u003c\/p\u003e\n\u003cp data-start=\"286\" data-end=\"562\"\u003eBorn on the Pacific Crest Trail in 2023, the AlpenFlow was designed after witnessing piles of half-empty, rusting fuel canisters left behind in hiker boxes. With this tiny yet mighty device, you can share, borrow, or consolidate fuel ensuring every drop gets used.\u003c\/p\u003e\n\u003cp data-start=\"564\" data-end=\"742\"\u003eWhether you’re splitting fuel among friends, topping off a near-empty canister, or combining leftovers before a thru-hike, the AlpenFlow makes it simple, safe, and sustainable.\u003cspan style=\"font-family: tahoma, arial, helvetica, sans-serif; font-size: 12pt;\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan style=\"text-decoration: underline; font-size: 12pt;\"\u003e\u003cstrong\u003e\u003cspan style=\"font-family: tahoma, arial, helvetica, sans-serif;\"\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003cspan style=\"font-family: tahoma, arial, helvetica, sans-serif; font-size: 12pt;\"\u003e\u003cbr\u003e\u003cstrong\u003eWEIGHT:\u003c\/strong\u003e 2.4 grams (0.09 oz)\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003e\u003cspan style=\"font-family: tahoma, arial, helvetica, sans-serif; font-size: 12pt;\"\u003eSPECIFICATION\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli dir=\"ltr\"\u003e\u003cspan style=\"font-family: tahoma, arial, helvetica, sans-serif; font-size: 12pt;\"\u003eCompatible with all threaded isobutane canisters (EN 417 standard)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli dir=\"ltr\"\u003e\u003cspan style=\"font-family: tahoma, arial, helvetica, sans-serif; font-size: 12pt;\"\u003e100% made in the USA\u003c\/span\u003e\u003c\/li\u003e\n\u003cli dir=\"ltr\"\u003e\n\u003cspan style=\"font-family: tahoma, arial, helvetica, sans-serif; font-size: 12pt;\"\u003eUses temperature difference (refrigerator or sunlight) to drive fuel transfer\u003c\/span\u003e\u003cspan style=\"font-family: tahoma, arial, helvetica, sans-serif; font-size: 12pt;\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"display: flex; gap: 30px; align-items: flex-start; flex-wrap: wrap; margin: 20px 0;\"\u003e\n\u003c!-- Image Section --\u003e\n\u003cdiv style=\"flex: 1; min-width: 300px; max-width: 500px;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0791\/5130\/0875\/files\/Alpenblow-Fuel-Transfer-Valve-6.png?v=1762217077\" alt=\"Alpenflow fuel transfer diagram\" style=\"width: 100%; height: auto; border-radius: 8px; box-shadow: 0 2px 8px rgba(0,0,0,0.1);\"\u003e\u003c\/div\u003e\n\u003c!-- Text Section --\u003e\n\u003cdiv style=\"flex: 1; min-width: 300px;\"\u003e\n\u003ch3 style=\"color: #2c3e50; margin-bottom: 15px;\"\u003eHow to use it\u003c\/h3\u003e\n\u003ch3 style=\"color: #0e5247; font-size: 18px; margin-bottom: 10px;\"\u003eWarm Your Donor Canister and\/or Cool Your Recipient Canister\u003c\/h3\u003e\n\u003cul style=\"margin-bottom: 20px; line-height: 1.6;\"\u003e\n\u003cli style=\"margin-bottom: 8px;\"\u003eThis transfer requires a pressure difference to push the upper liquid fuel down into the lower canister\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 8px;\"\u003eThe donor canister can be warmed in the sun, \u003cstrong\u003enever use an oven or flame\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 8px;\"\u003eThe larger the difference, the faster the transfer will run\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003col style=\"margin-bottom: 20px; line-height: 1.6;\"\u003e\n\u003cli style=\"margin-bottom: 12px;\"\u003e\n\u003cstrong\u003ePlace Warm Canister on TOP, Cool Canister on BOTTOM\u003c\/strong\u003e (no threading needed)\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 12px;\"\u003e\u003cstrong\u003ePress Down Hard for 5 - 10 seconds\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 12px;\"\u003e\n\u003cstrong\u003eRepeat as Needed\u003c\/strong\u003e, especially if filling a near-empty lower canister.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cul\u003e\n\u003cli\u003eOnce the warm donor fuel mixes \u0026amp; heats the lower liquid fuel sufficiently, the transfer will slow and eventually stop.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin: 20px 0; padding: 20px; background-color: #f3f1e6; border-left: 5px solid #ffc107; border-radius: 5px;\"\u003e\n\u003ch3 style=\"color: #856404; margin-top: 0; margin-bottom: 15px; font-size: 20px;\"\u003e⚠️ Warnings \u0026amp; Safety\u003c\/h3\u003e\n\u003cul style=\"margin: 0; padding-left: 20px; line-height: 1.8; color: #333;\"\u003e\n\u003cli style=\"margin-bottom: 12px;\"\u003e\u003cstrong\u003eTo mitigate the risk of liquid butane expanding when canister is heated, never fill beyond the original fill level (~80%)\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 12px;\"\u003eFuel canisters do not meet D.O.T. requirements for commercial transportation after refilling (i.e., it's illegal for businesses to transport refilled canisters)\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 12px;\"\u003e\u003cstrong\u003eNever use a flame or oven to heat canisters\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 12px;\"\u003e\n\u003cstrong\u003eNever fill canisters with pure propane\u003c\/strong\u003e, and only transfer \"winter mix\" fuel (70% butane \/ 30% propane) into canisters rated for winter mix fuel.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cp data-start=\"286\" data-end=\"562\"\u003e\u003ciframe title=\"Alpenflow - How To Use \u0026amp; The Science Behind It\" src=\"https:\/\/www.youtube.com\/embed\/HiOBJvPH6rc\" height=\"453\" width=\"806\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e","brand":"Alpenglow Gear","offers":[{"title":"Default Title","offer_id":48433202725076,"sku":"alpenflow-fuel","price":12.3,"currency_code":"GIP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0843\/9670\/3956\/files\/Alpenblow-Fuel-Transfer-Valve-2.jpg?v=1786031258","url":"https:\/\/checkout.geosurveyfrance.com\/products\/alpenflow-fuel-transfer-valve","provider":"Ternal Co.","version":"1.0","type":"link"}