{"product_id":"aervan-25-ft-mini-split-line-set-1-4-1-2-copper","title":"Aervan 25 Ft Mini Split Line Set – 1\/4 in \u0026 1\/2 in O.D. Insulated Copper Pipes, Triple-Layer Insulation, Flame-Retardant, for Ductless AC \u0026 Heat Pumps","description":"\u003cp\u003e\u003cstrong\u003eA clean, professional mini split install starts with the right line set.\u003c\/strong\u003e The Aervan 25 Ft Mini Split Line Set pairs a 1\/4 in high-pressure line with a 1\/2 in low-pressure line in pure copper for excellent thermal conductivity and a reliable refrigerant connection.\u003c\/p\u003e\n\u003cp\u003eEach pipe is wrapped in triple-layer insulation (polyethylene film, heat-resistant foam and cotton) to prevent condensation and energy loss, with an M1 flame-retardant rating and ASTM-compliant copper. It stays flexible down to -40 °F, so it's easy to route through walls and around corners.\u003c\/p\u003e\n\u003ch3\u003eWhy you'll love it\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePure copper pipes\u003c\/strong\u003e – 1\/4 in and 1\/2 in O.D. for efficient, consistent heat transfer.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTriple-layer insulation\u003c\/strong\u003e – polyethylene film, foam and cotton reduce condensation and energy loss.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFlame-retardant\u003c\/strong\u003e – M1 flame-retardant rating; ASTM-compliant copper.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAll-weather flexible\u003c\/strong\u003e – performs in extreme temperatures down to -40 °F.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEasy install\u003c\/strong\u003e – unroll, cut to length and solder. 2 protective caps keep the lines clean until connection.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUniversal fit\u003c\/strong\u003e – compatible with most split AC and heat pump systems that use 1\/4 × 1\/2 in lines.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003ePerfect for:\u003c\/strong\u003e new mini split installs, replacing old line sets, and extending the distance between indoor and outdoor units.\u003c\/p\u003e\n\u003ch3\u003eWhat's in the box\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e2 insulated copper tubes (1\/4 in and 1\/2 in O.D., 25 ft)\u003c\/li\u003e\n  \u003cli\u003e2 protective caps\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003cth scope=\"row\"\u003eLength\u003c\/th\u003e\n\u003ctd\u003e25 ft\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003cth scope=\"row\"\u003eHigh-pressure pipe O.D.\u003c\/th\u003e\n\u003ctd\u003e1\/4\"\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003cth scope=\"row\"\u003eLow-pressure pipe O.D.\u003c\/th\u003e\n\u003ctd\u003e1\/2\"\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003cth scope=\"row\"\u003eInsulation Material\u003c\/th\u003e\n\u003ctd\u003ePolyethylene film, foam, cotton\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003cth scope=\"row\"\u003eNet weight\u003c\/th\u003e\n\u003ctd\u003e6 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003cth scope=\"row\"\u003eTensile strength\u003c\/th\u003e\n\u003ctd\u003emin 40\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003cth scope=\"row\"\u003eTemperature range\u003c\/th\u003e\n\u003ctd\u003e-40F and above\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003cth scope=\"row\"\u003eIncludes\u003c\/th\u003e\n\u003ctd\u003e2 copper tubes\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eDo I need flare nuts or soldering?\u003c\/strong\u003e\u003cbr\u003eThis line set is designed to be cut and soldered (brazed). Check your unit's connection type before buying.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhich units is it compatible with?\u003c\/strong\u003e\u003cbr\u003eAny split AC or heat pump that needs a 1\/4 in liquid line and a 1\/2 in suction line. Check your unit's manual for the correct pipe sizes.\u003c\/p\u003e","brand":"AERVAN","offers":[{"title":"Default Title","offer_id":54980942266710,"sku":"EP25674","price":107.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1040\/1520\/0598\/files\/ImageChatGPT12oct.2026_15_34_55-2.png?v=1791819413","url":"https:\/\/aervan.com\/products\/aervan-25-ft-mini-split-line-set-1-4-1-2-copper","provider":"Aervan","version":"1.0","type":"link"}