{"product_id":"duravent-durachimney-ll-12-x-18-chimney-pipe","title":"DuraVent DuraChimney ll 12\" x 18\" Chimney Pipe","description":"\u003ch3 data-start=\"0\" data-end=\"611\" class=\"PDq2pG_selectionAnchorContainer\" style=\"text-align: center;\"\u003eDuraVent DuraChimney ll 12\" x 18\" Chimney Pipe\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong data-start=\"4\" data-end=\"54\"\u003eDuraVent DuraChimney II 12\" x 18\" Chimney Pipe\u003c\/strong\u003e is a premium factory-built double-wall chimney system component designed for safe, efficient venting in wood-burning fireplaces, stoves, and solid-fuel heating applications. As part of the trusted DuraChimney II UL 103 listed chimney system, this lightweight, unitized design eliminates the need for field assembly of pipe sections, allowing for faster, easier installation in both residential and commercial chimney projects. It provides dependable performance while maintaining proper clearances and ensuring code-compliant venting solutions.\u003cspan aria-hidden=\"true\" class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"613\" data-end=\"1228\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eEngineered for durability and high-temperature performance, the DuraChimney II chimney pipe features a double-wall, air-cooled construction that keeps the exterior cooler while promoting a strong internal draft for optimal efficiency. The system accommodates both radial and longitudinal expansion under extreme heat conditions, ensuring long-term structural integrity. UL 103 listed, it is tested for continuous operation at 1000°F, one hour at 1400°F, and ten minutes at 1700°F, delivering reliable, fire-safe chimney performance and lasting protection for the building and venting system.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli data-section-id=\"c0gub6\" data-start=\"0\" data-end=\"253\"\u003e\n\u003cstrong data-start=\"2\" data-end=\"100\" data-is-only-node=\"\"\u003eDuraVent DuraChimney II 12\" x 18\" Chimney Pipe – \u003c\/strong\u003ePremium Double-Wall Chimney System Component: Designed for wood-burning fireplaces, stoves, and solid-fuel venting systems, part of the trusted DuraChimney II UL 103 listed chimney system.\u003cspan aria-hidden=\"true\" class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1fuvwsu\" data-start=\"254\" data-end=\"502\"\u003e\n\u003cstrong data-start=\"256\" data-end=\"319\" data-is-only-node=\"\"\u003eHeavy-Duty Double-Wall Construction for Maximum Durability:\u003c\/strong\u003e Built with a .016\" 430 stainless steel inner wall and a .021\" galvanized steel outer wall for superior strength, corrosion resistance, and long-lasting chimney performance.\u003c\/li\u003e\n\u003cli data-section-id=\"1rqo2wl\" data-start=\"503\" data-end=\"718\"\u003e\n\u003cstrong data-start=\"505\" data-end=\"549\" data-is-only-node=\"\"\u003eHigh-Performance Chimney Venting Design:\u003c\/strong\u003e Engineered for safe and efficient airflow in factory-built chimney installations, maintaining proper draft and system stability under high-temperature conditions.\u003c\/li\u003e\n\u003cli data-section-id=\"pbxcht\" data-start=\"719\" data-end=\"917\"\u003e\n\u003cstrong data-start=\"721\" data-end=\"775\" data-is-only-node=\"\"\u003eMultiple Length Options for Flexible Installation:\u003c\/strong\u003e Available in 12\", 18\", 36\", and 48\" lengths to accommodate a wide range of chimney system configurations and installation requirements.\u003c\/li\u003e\n\u003cli data-section-id=\"qkm901\" data-start=\"918\" data-end=\"1092\"\u003e\n\u003cstrong data-start=\"920\" data-end=\"962\" data-is-only-node=\"\"\u003eAccurate Installed Length Calculation:\u003c\/strong\u003e For precise chimney height measurement, subtract 1\" from each pipe joint overlap when determining installed chimney length.\u003c\/li\u003e\n\u003cli data-section-id=\"tu1y5y\" data-start=\"1093\" data-end=\"1267\"\u003e\n\u003cstrong data-start=\"1095\" data-end=\"1137\" data-is-only-node=\"\"\u003eCustom-Built Chimney System Component:\u003c\/strong\u003e\u003cstrong\u003e \u003c\/strong\u003eDuraChimney II pipes are built to order and are not returnable, ensuring tailored manufacturing for specific project needs.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth style=\"width: 34.1518%;\"\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth style=\"width: 65.4885%;\"\u003e\u003cstrong\u003eDetails\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 34.1518%;\"\u003e\u003cstrong\u003eItem Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 65.4885%;\"\u003e12DCA-18, 12DCA-18SS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 34.1518%;\"\u003e\u003cstrong\u003eSeries\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 65.4885%;\"\u003eDuraChimney II (8\" - 16\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 34.1518%;\"\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 65.4885%;\"\u003eChimney Pipe\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 34.1518%;\"\u003e\u003cstrong\u003eInside Wall\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 65.4885%;\"\u003eStainless Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 34.1518%;\"\u003e\u003cstrong\u003eOutside Wall\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 65.4885%;\"\u003eGalvanized Steel, Stainless Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 34.1518%;\"\u003e\u003cstrong\u003eDiameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 65.4885%;\"\u003e12\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 34.1518%;\"\u003e\u003cstrong\u003eLength\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 65.4885%;\"\u003e18\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 34.1518%;\"\u003e\u003cstrong\u003eA\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 65.4885%;\"\u003e18\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 34.1518%;\"\u003e\u003cstrong\u003eB\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 65.4885%;\"\u003e15\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eWarranty\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eLimited Lifetime Warranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eDocuments \u0026amp; Files\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0686\/3156\/0499\/files\/DV_DCII_CT-001E_04-23.pdf?v=1689450726\" target=\"_blank\"\u003eDuraVent DuraChimney II Product Catalog\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"DuraVent","offers":[{"title":"Galvanized Steel","offer_id":55306180165923,"sku":"12DCA-18","price":217.0,"currency_code":"USD","in_stock":true},{"title":"Stainless Steel","offer_id":55306180198691,"sku":"12DCA-18SS","price":304.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0780\/6926\/8771\/files\/DuraVent-DuraChimney-ll-10_-x-18_-Stainless-Steel-Chimney-Pipe-DuraVent-Dreamwood-Living-26018072.jpg?v=1780434689","url":"https:\/\/www.dreamwoodliving.com\/products\/duravent-durachimney-ll-12-x-18-chimney-pipe","provider":"Dreamwood Living","version":"1.0","type":"link"}