{"product_id":"3-4in-csst-gas-line-flexible-corrugated-stainless-steel-tubing-40ft","title":"3\/4in CSST Gas Line Flexible Corrugated Stainless Steel Tubing - 40ft","description":"\u003cp\u003eIn this review the 3\/4in CSST gas line is evaluated as a practical option for homeowners and pros who need a flexible, durable feed for natural gas or propane appliances. The single biggest reason to buy is its combination of SUS304 corrugated stainless steel construction and a UV-resistant yellow polyethylene jacket, which together deliver corrosion resistance and visible protection for runs that require flexibility and longevity.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e3\/4in size:\u003c\/strong\u003e The line measures 0.47in inner diameter and 0.63in outer diameter, a size that supports stoves, dryers and many residential gas appliances without restricting flow.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e40ft length:\u003c\/strong\u003e A generous run length that reduces the need for additional joints in many installations, allowing longer single-line runs to appliances or outdoor grills.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSUS304 stainless steel:\u003c\/strong\u003e Corrugated stainless construction resists rust and corrosion, increasing lifespan in indoor and protected outdoor locations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUV-resistant jacket:\u003c\/strong\u003e The 0.079in yellow polyethylene jacket protects the metal from sunlight exposure and makes the tubing easy to spot in a utility area.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrass male fittings included:\u003c\/strong\u003e Comes with 3\/4in male brass fittings on both ends and standard thread sizes for straightforward connections to compatible fittings and appliances.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlexible, annular corrugated design:\u003c\/strong\u003e Bends easily without reducing inner diameter, making routing around obstacles simpler while maintaining consistent gas flow.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWho It's For\u003c\/h2\u003e\u003cp\u003eThis product is best for DIY-minded homeowners, handymen and contractors who need a flexible gas feed for range, water heater, generator, fire pit or grill connections where a continuous stainless steel line is preferred. Its 40ft length and 3\/4in bore suit installations that require a longer single run with minimal joints.\u003c\/p\u003e\u003cp\u003eThose who should look elsewhere include people needing factory-terminated hoses with appliance-specific connectors or installations that will bury tubing directly in soil without conduit, since the tubing must be installed in non-metallic watertight conduit for underground use.\u003c\/p\u003e\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eDurable SUS304 corrugated stainless construction provides corrosion resistance for longer service life.\u003c\/li\u003e\n\u003cli\u003eFlexible annular design lets installers bend the line without changing inner diameter or blocking flow.\u003c\/li\u003e\n\u003cli\u003eYellow UV-resistant jacket improves visibility and protects the stainless tube from sunlight.\u003c\/li\u003e\n\u003cli\u003eIncludes 3\/4in male brass fittings for standard threaded connections.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eNot intended to be buried directly in soil without a non-metallic conduit, which adds installation complexity and cost.\u003c\/li\u003e\n\u003cli\u003eCutting the line requires professional guidance to avoid improper termination or leaks.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct type\u003c\/td\u003e\n\u003ctd\u003eCSST corrugated stainless steel tubing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal size\u003c\/td\u003e\n\u003ctd\u003e3\/4in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInner diameter\u003c\/td\u003e\n\u003ctd\u003e0.47in (12mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOuter diameter\u003c\/td\u003e\n\u003ctd\u003e0.63in (16mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLength\u003c\/td\u003e\n\u003ctd\u003e40ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eSUS304 stainless steel with polyethylene jacket\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFittings\u003c\/td\u003e\n\u003ctd\u003e3\/4in male brass fittings on both ends\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eOur Verdict\u003c\/h2\u003e\u003cp\u003eThe 3\/4in CSST gas line is a solid, value-oriented choice for residential and light-commercial gas runs when flexibility, corrosion resistance and a visible UV jacket matter. Installers who follow conduit and cutting guidance will find it reliable for ranges, heaters, grills and generators; it is not suited for direct burial without proper conduit or for users who need appliance-specific factory ends.\u003c\/p\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eCan this tubing be used underground?\u003c\/strong\u003e\u003cbr\u003eIt can be buried only if protected inside a non-metallic watertight conduit that is at least 1\/2in larger than the tubing outer diameter.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eIs the inner diameter reduced when bent?\u003c\/strong\u003e\u003cbr\u003eThe annular corrugated design is made to bend without reducing inner diameter, maintaining gas flow when routed.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eAre fittings included?\u003c\/strong\u003e\u003cbr\u003eYes, the tubing ships with 3\/4in male brass fittings on both ends; contact the seller for replacement fittings if they are missing.\u003c\/p\u003e","brand":"Thmxit","offers":[{"title":"Default Title","offer_id":48257840709851,"sku":"B0D9KNXF8T","price":78.78,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/7110z-zjRaL._AC_SL1500.jpg?v=1776599506","url":"https:\/\/gearmusthave.com\/products\/3-4in-csst-gas-line-flexible-corrugated-stainless-steel-tubing-40ft","provider":"GearMustHave","version":"1.0","type":"link"}