{"product_id":"kinchoix-csst-3-4-corrugated-stainless-steel-gas-line-37-ft-sus304-core-brass-fittings","title":"Kinchoix CSST 3\/4\" Corrugated Stainless Steel Gas Line 37 ft — SUS304 Core \u0026 Brass Fittings","description":"\u003cp\u003e\u003cstrong\u003eKinchoix CSST 37ft 3\/4\" corrugated stainless steel tubing is a flexible, code-friendly gas line kit designed to carry natural gas or propane for grills, ranges, heaters and larger appliances up to 150,000 BTU\/hour.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis 37-foot, 3\/4\" (16mm ID x 20mm OD) corrugated stainless steel tube (CSST) combines a corrosion-resistant SUS304 inner tube with a UV-resistant yellow polyethylene jacket and 3\/4\" male brass fittings at both ends. It was built to bend easily around obstacles, reduce the number of joints, and provide reliable flow for higher‑demand equipment while remaining suitable for exposed, concealed, or burial installations when local codes permit.\u003c\/p\u003e\n\n\u003ch3\u003eHow much gas flow and appliance size will this 3\/4\" CSST support?\u003c\/h3\u003e\n\u003cp\u003eThe 3\/4\" Kinchoix CSST has a 16mm inner diameter that supports up to approximately 150,000 BTU\/hour, making it appropriate for many larger residential or light-commercial appliances. Flow capacity depends on run length, pressure, and fittings used, so confirm with local requirements for long runs or multiple appliances.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eInner diameter: 16 mm (0.625\")\u003c\/li\u003e\n  \u003cli\u003eOuter diameter: 20 mm (0.787\")\u003c\/li\u003e\n  \u003cli\u003eNominal flow capacity: up to 150,000 BTU\/hour (typical conditions)\u003c\/li\u003e\n  \u003cli\u003eLength: 37 feet for long runs without extra joints\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIs this tubing safe and durable for indoor and outdoor installations?\u003c\/h3\u003e\n\u003cp\u003eThe tubing’s inner core uses SUS304 stainless steel for corrosion resistance, while the yellow polyethylene jacket offers UV protection for exposed runs. The one-piece corrugated design minimizes intermediate connections, lowering leak points; still, installations must follow local codes and should use approved fittings and testing procedures.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSUS304 stainless steel core resists rust and corrosion\u003c\/li\u003e\n  \u003cli\u003e0.079\" yellow PE jacket provides UV resistance for exposed lines\u003c\/li\u003e\n  \u003cli\u003eOne-piece corrugated construction reduces joint count\u003c\/li\u003e\n  \u003cli\u003eSuitable for exposed, concealed, or burial installs where codes allow\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow easy is it to install and connect to existing gas piping or appliances?\u003c\/h3\u003e\n\u003cp\u003eThe flexible CSST bends around corners and through tight spaces without many additional fittings, and can be cut to length on-site. It ships with 3\/4\" male brass fittings on both ends for straightforward connection to standard female pipe threads; always thread-seal and pressure-test per local regulations.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFlexible corrugated tube snakes through attics, basements, and around bends\u003c\/li\u003e\n  \u003cli\u003eCut-to-length on site for customized runs\u003c\/li\u003e\n  \u003cli\u003e3\/4\" male brass fittings included for standard connections\u003c\/li\u003e\n  \u003cli\u003eCompatible with natural gas and liquid propane systems (confirm regulator\/pressure compatibility)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat installation and safety considerations should I keep in mind?\u003c\/h3\u003e\n\u003cp\u003eThis product resists high temperatures and compressive forces, but proper installation matters: reduce unsupported spans, avoid sharp kinks, and pressure-test the system. If any connector or fitting is missing from the package, Kinchoix offers free replacement—contact customer support before use.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFollow local codes and manufacturer instructions for secure mounting and protection\u003c\/li\u003e\n  \u003cli\u003eAvoid over-bending near fittings to prevent strain\u003c\/li\u003e\n  \u003cli\u003ePressure-test connections after installation to confirm leak-free joints\u003c\/li\u003e\n  \u003cli\u003eContact Kinchoix for free replacement parts if connectors are missing\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Installers, HVAC and plumbing professionals, and savvy homeowners who need a long, high-capacity flexible gas connection for appliances such as ranges, grills, water heaters, generators, or outdoor fire features. It’s best for projects where reducing fittings and running long, continuous lines is desirable; always enlist a licensed pro and verify compliance with local gas and building codes before installing.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can this CSST be used for both natural gas and propane?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The Kinchoix CSST supports natural gas and liquid propane, but confirm regulator and pressure compatibility for your appliance.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Do I need special tools to cut and install the tube?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No special tools beyond a proper tube cutter, thread sealant, and standard fittings are typically required; follow local code and testing procedures.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Kinchoix","offers":[{"title":"Default Title","offer_id":56820631109972,"sku":"B09MCR1XL1","price":95.5,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1063\/2652\/4244\/files\/kinchoix-csst-front-packing.jpg?v=1786965597","url":"https:\/\/gardenluxe.co.uk\/products\/kinchoix-csst-3-4-corrugated-stainless-steel-gas-line-37-ft-sus304-core-brass-fittings","provider":"Gardenluxe Uk","version":"1.0","type":"link"}