{"product_id":"duravent-2-3-polypro-b-vent-retrofit-adapters","title":"DuraVent 2\"-3\" PolyPro B-Vent Retrofit Adapters","description":"\u003ch3 class=\"isSelectedEnd\" style=\"text-align: center;\"\u003e\u003cspan\u003eDuraVent 2\"-3\" PolyPro B-Vent Retrofit Adapters\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eDuraVent 2\"-3\" PolyPro B-Vent Retrofit Adapters\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e are engineered \u003c\/span\u003eventing transition accessories designed to help convert existing B-vent systems to DuraVent PolyPro vent systems for modern high-efficiency condensing gas appliances. These retrofit adapters provide a reliable connection solution for condensing boilers, furnaces, tankless water heaters, and HVAC venting applications, making upgrades easier while supporting safe and efficient vent performance.\u003c\/p\u003e\n\u003cp\u003eBuilt with advanced PolyPro polypropylene venting technology, DuraVent retrofit adapters offer a durable alternative to traditional PVC and CPVC venting methods. PolyPro is specifically designed for condensing appliances with a higher operating temperature limit of 230°F (110°C) and features an integrated condensation management system. These PolyPro B-vent adapters\u003cspan\u003e help provide corrosion-resistant, professional, and code-compliant vent installations for residential and commercial heating systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e Features\u003c\/h3\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli data-section-id=\"pf8dsx\" data-start=\"0\" data-end=\"223\"\u003e\n\u003cstrong data-start=\"2\" data-end=\"42\" data-is-only-node=\"\"\u003ePolyPro B-Vent Retrofit Adapter Kit:\u003c\/strong\u003e The DuraVent 2\"-3\" PolyPro B-Vent Retrofit Adapters are designed to retrofit standard B-vent chimney sizes for use as a protective chase with PolyPro flex vent systems.\u003cspan aria-hidden=\"true\" class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1csbg42\" data-start=\"224\" data-end=\"428\"\u003e\n\u003cstrong data-start=\"226\" data-end=\"276\" data-is-only-node=\"\"\u003eConverts Existing B-Vent Chimney Applications:\u003c\/strong\u003e Provides a practical solution for upgrading existing B-vent chimney systems to support modern high-efficiency condensing gas appliance venting.\u003c\/li\u003e\n\u003cli data-section-id=\"1e1v9vy\" data-start=\"429\" data-end=\"588\"\u003e\n\u003cstrong data-start=\"431\" data-end=\"473\" data-is-only-node=\"\"\u003eComplete Retrofit Components Included:\u003c\/strong\u003e Kit includes a top cap adapter and bottom support cup for a secure and professional PolyPro flex installation.\u003c\/li\u003e\n\u003cli data-section-id=\"1nj5siu\" data-start=\"589\" data-end=\"762\"\u003e\n\u003cstrong data-start=\"591\" data-end=\"633\" data-is-only-node=\"\"\u003e3-Inch Model Includes C-Support Plate:\u003c\/strong\u003e The 3\" PolyPro B-Vent Retrofit Adapter includes the required C-support plate for proper system support and installation.\u003c\/li\u003e\n\u003cli data-section-id=\"1mw2wwz\" data-start=\"763\" data-end=\"959\"\u003e\n\u003cstrong data-start=\"765\" data-end=\"811\" data-is-only-node=\"\"\u003eCompatible with PolyPro Flex Vent Systems:\u003c\/strong\u003e Engineered for use with DuraVent PolyPro polypropylene vent components serving condensing boilers, furnaces, and water heater applications.\u003c\/li\u003e\n\u003cli data-section-id=\"742ame\" data-start=\"960\" data-end=\"1128\" data-is-last-node=\"\"\u003e\n\u003cstrong data-start=\"962\" data-end=\"1009\" data-is-only-node=\"\"\u003eProfessional HVAC Venting Upgrade Solution:\u003c\/strong\u003e Helps create a durable, safe, and code-compliant venting pathway for residential and commercial retrofit projects.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable style=\"width: 515.094px;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 137px;\"\u003eModel\u003c\/td\u003e\n\u003ctd style=\"width: 355.094px;\"\u003eSize\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 137px;\"\u003e2PPS-BV3\u003c\/td\u003e\n\u003ctd style=\"width: 355.094px;\"\u003e2\" in a 3\" chase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 137px;\"\u003e2PPS-BV4\u003c\/td\u003e\n\u003ctd style=\"width: 355.094px;\"\u003e2\" in a 4\" chase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 137px;\"\u003e2PPS-BV5\u003c\/td\u003e\n\u003ctd style=\"width: 355.094px;\"\u003e2\" in a 5\" chase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 137px;\"\u003e2PPS-BV6\u003c\/td\u003e\n\u003ctd style=\"width: 355.094px;\"\u003e2\" in a 6\" chase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 137px;\"\u003e3PPS-BV5\u003c\/td\u003e\n\u003ctd style=\"width: 355.094px;\"\u003e3\" in a 5\" chase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 137px;\"\u003e3PPS-BV6\u003c\/td\u003e\n\u003ctd style=\"width: 355.094px;\"\u003e3\" in a 6\" chase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 137px;\"\u003eClearance\u003c\/td\u003e\n\u003ctd style=\"width: 355.094px;\"\u003e\u003cspan\u003e0” clearance to combustibles \/ vertical installations\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 137px;\"\u003eListings\u003c\/td\u003e\n\u003ctd style=\"width: 355.094px;\"\u003e\u003cspan\u003eULC S636 is Listed as a Class IIA, IIB, and IIC vent system.\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 137px;\"\u003eWarranty\u003c\/td\u003e\n\u003ctd style=\"width: 355.094px;\"\u003e\u003cspan\u003e10-years Limited warranty\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eDownloads\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0100\/7917\/4734\/files\/DuraVent_PolyPro_Catalog.pdf?v=1660617118\" target=\"_blank\"\u003e\u003cstrong\u003eProduct Catalog\u003c\/strong\u003e\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0100\/7917\/4734\/files\/DuraVent_PolyPro_Warranty.pdf?v=1660617225\" target=\"_blank\"\u003e\u003cstrong\u003eProduct Warranty\u003c\/strong\u003e\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0100\/7917\/4734\/files\/DuraVent_PolyPro_Typical_Installation.pdf?v=1660617689\" target=\"_blank\"\u003e\u003cstrong\u003eTypical Installations\u003c\/strong\u003e\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0100\/7917\/4734\/files\/SW_PolyPro_InstructionManual.pdf?v=1660617745\" target=\"_blank\"\u003e\u003cstrong\u003eSingle-Wall Instruction\u003c\/strong\u003e\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"DuraVent","offers":[{"title":"2\" - BV3","offer_id":53631884329251,"sku":"2PPS-BV3","price":57.0,"currency_code":"USD","in_stock":true},{"title":"2\" - BV4","offer_id":55338924998947,"sku":"2PPS-BV4","price":60.0,"currency_code":"USD","in_stock":true},{"title":"2\" - BV5","offer_id":55338925031715,"sku":"2PPS-BV5","price":61.0,"currency_code":"USD","in_stock":true},{"title":"2\" - BV6","offer_id":55338925064483,"sku":"2PPS-BV6","price":79.0,"currency_code":"USD","in_stock":true},{"title":"3\" -BV5","offer_id":55338925097251,"sku":"3PPS-BV5","price":72.0,"currency_code":"USD","in_stock":true},{"title":"3\" -BV6","offer_id":55338925130019,"sku":"3PPS-BV6","price":94.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0780\/6926\/8771\/files\/DuraVent-2_-3_-PolyPro-B-Vent-Retrofit-Adapters-DuraVent-Dreamwood-Living-26037370.jpg?v=1780434763","url":"https:\/\/www.dreamwoodliving.com\/products\/duravent-2-3-polypro-b-vent-retrofit-adapters","provider":"Dreamwood Living","version":"1.0","type":"link"}