{"title":"Furnace Venting and Gas Connectors","description":"\u003cp\u003eGas appliance connectors and vent termination kits for furnace replacements. Match the connector length and size, and the vent kit size, to your furnace.\u003c\/p\u003e\u003cp class=\"fd-coll-terms\"\u003eShips the same business day on orders placed by 2 PM CT. 7-day returns on parts. Not sure which one you need? Call \u003cstrong\u003e(888) 762-1334\u003c\/strong\u003e — we are licensed HVAC contractors (Hamlin Mechanical LLC, MN Lic. #128688) and we would rather talk you out of the wrong part than sell it to you.\u003c\/p\u003e","products":[{"product_id":"diversitech-concentric-vent-termination-kit","title":"DiversiTech Concentric Vent Termination Kit","description":"\u003cdiv class=\"fd-guide\"\u003e\n  \u003cp class=\"fd-guide-lede\"\u003e90%+ AFUE furnaces need a code-compliant termination for their combustion exhaust and intake air. A concentric kit runs both through a single wall or roof penetration — cleaner install, better aesthetics, easier to waterproof.\u003c\/p\u003e\n\n  \u003ch2\u003eWhat it does\u003c\/h2\u003e\n  \u003cp\u003eA concentric vent kit is a double-wall termination that allows both exhaust pipe and intake air pipe to share a single penetration. The outer pipe is the intake; the inner pipe is the exhaust. Required for condensing furnace installs (92%+ AFUE).\u003c\/p\u003e\n\n  \u003ch2\u003eWhy you'll want it\u003c\/h2\u003e\n  \u003cul\u003e\n\u003cli\u003eSingle wall\/roof penetration instead of two — easier to waterproof\u003c\/li\u003e\n\u003cli\u003eCleaner exterior aesthetic (one pipe coming out of the siding)\u003c\/li\u003e\n\u003cli\u003eReduces install labor (one hole instead of two)\u003c\/li\u003e\n\u003cli\u003eCode-compliant with most 90%+ AFUE furnace install manuals\u003c\/li\u003e\n\u003c\/ul\u003e\n\n  \u003ch2\u003eInstallation\u003c\/h2\u003e\n  \u003cp\u003ePick the diameter matching your furnace BTU (2\" for 40-80k BTU furnaces, 3\" for 100-120k BTU). Install through wall or roof per manufacturer instructions. A qualified HVAC tech should install to ensure proper sealing and code compliance.\u003c\/p\u003e\n\n  \u003ch2\u003eWhat's in the box\u003c\/h2\u003e\n  \u003cul\u003e\n\u003cli\u003eConcentric termination fitting\u003c\/li\u003e\n\u003cli\u003ePVC coupling hardware\u003c\/li\u003e\n\u003cli\u003eExterior trim flange\u003c\/li\u003e\n\u003cli\u003eInstallation instructions\u003c\/li\u003e\n\u003c\/ul\u003e\n\n  \u003ch2\u003eCommon questions\u003c\/h2\u003e\n  \u003cdiv class=\"fd-faq\"\u003e\n\u003cstrong\u003eHow do I know which diameter to buy?\u003c\/strong\u003e\u003cp\u003eCheck your furnace model's install manual or BTU rating. 40-80k BTU furnaces use 2\" PVC; 100-120k BTU use 3\" PVC.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"fd-faq\"\u003e\n\u003cstrong\u003eIs this required?\u003c\/strong\u003e\u003cp\u003eMost modern condensing furnaces require some form of vent termination kit. Concentric is popular but not the only option.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"fd-faq\"\u003e\n\u003cstrong\u003eCan I use this for 80% AFUE furnaces?\u003c\/strong\u003e\u003cp\u003eNo. 80% AFUE furnaces vent through a B-vent metal flue, not PVC. This kit is for 92%+ AFUE (condensing) furnaces only.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"DiversiTech","offers":[{"title":"2\" (40-80k BTU furnaces)","offer_id":56838677299503,"sku":"DVT-CVENT-2","price":85.0,"currency_code":"USD","in_stock":true},{"title":"3\" (100-120k BTU furnaces)","offer_id":56838677332271,"sku":"DVT-CVENT-3","price":125.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/2111\/2367\/files\/10H1841.jpg?v=1776385319"},{"product_id":"dormont-yellow-coated-gas-appliance-connector","title":"Dormont Yellow Coated Gas Appliance Connector","description":"\u003cdiv class=\"fd-guide\"\u003e\n  \u003cp class=\"fd-guide-lede\"\u003eRequired for every gas furnace install. Yellow-coated stainless steel flex line connects your gas supply pipe to the furnace gas valve, with built-in corrosion protection and visual identification as a gas line.\u003c\/p\u003e\n\n  \u003ch2\u003eWhat it does\u003c\/h2\u003e\n  \u003cp\u003eStainless steel flexible gas appliance connector with yellow PVC coating. The yellow color is industry-standard for gas lines, providing visual identification for installers and future technicians. PVC coating adds corrosion protection in basement and utility-room environments.\u003c\/p\u003e\n\n  \u003ch2\u003eWhy you'll want it\u003c\/h2\u003e\n  \u003cul\u003e\n\u003cli\u003eRequired for every gas furnace install\u003c\/li\u003e\n\u003cli\u003eYellow PVC coating is industry-standard for gas-line identification (code-compliant)\u003c\/li\u003e\n\u003cli\u003ePVC coating prevents corrosion from cleaning chemicals and basement moisture\u003c\/li\u003e\n\u003cli\u003eFlexible stainless steel — accommodates slight misalignment between supply pipe and furnace\u003c\/li\u003e\n\u003cli\u003eFactory-tested for gas-tight seal\u003c\/li\u003e\n\u003c\/ul\u003e\n\n  \u003ch2\u003eInstallation\u003c\/h2\u003e\n  \u003cp\u003eCut off old connector, install new connector between gas shutoff valve and furnace gas control valve, apply yellow gas-rated pipe sealant, and pressure-test for leaks. Always installed by a qualified gas technician or plumber.\u003c\/p\u003e\n\n  \u003ch2\u003eWhat's in the box\u003c\/h2\u003e\n  \u003cul\u003e\n\u003cli\u003eYellow-coated stainless steel flex connector\u003c\/li\u003e\n\u003cli\u003eBrass adapter fittings\u003c\/li\u003e\n\u003cli\u003eGas-rated pipe thread sealant\u003c\/li\u003e\n\u003c\/ul\u003e\n\n  \u003ch2\u003eCommon questions\u003c\/h2\u003e\n  \u003cdiv class=\"fd-faq\"\u003e\n\u003cstrong\u003eWhat length should I buy?\u003c\/strong\u003e\u003cp\u003eMeasure from the shutoff valve to the furnace gas valve, add 6 inches for slack. 36\" is standard for most installs. 48\" for longer runs.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"fd-faq\"\u003e\n\u003cstrong\u003eCan I reuse an old gas connector?\u003c\/strong\u003e\u003cp\u003eNo. Gas codes require a new connector on every equipment swap. Old connectors develop micro-cracks at the fittings.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"fd-faq\"\u003e\n\u003cstrong\u003eIs yellow different from silver?\u003c\/strong\u003e\u003cp\u003eFunctionally the same, but yellow PVC coating is now code-required in most jurisdictions for visual gas-line identification.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Dormont","offers":[{"title":"36 inch","offer_id":56838679494959,"sku":"DOR-30C-3132-36","price":45.0,"currency_code":"USD","in_stock":true},{"title":"48 inch","offer_id":56838679527727,"sku":"DOR-30C-3131-48","price":55.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/2111\/2367\/files\/0240178_1.jpg?v=1776386396"}],"url":"https:\/\/furnace.direct\/collections\/furnace-accessories\/96-afue.oembed","provider":"Furnace Direct","version":"1.0","type":"link"}