{"product_id":"rinnai-condensing-vent-extension-pipe-2-x-4-60-100-mm-229308npp","title":"Rinnai Condensing Vent Extension Pipe 2\" x 4\" 60\/100 mm 229308NPP","description":"\u003ch2\u003eProduct Details\u003c\/h2\u003e\n\u003chr\u003e\n\u003ch3\u003eRinnai Condensing Vent Extension Pipe 2\" x 4\" 60\/100 mm 229308NPP\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eRinnai 790138\u003c\/strong\u003e is a 6-inch Room Air (RA) Common Vent Starter Kit constructed from durable polypropylene (PPs). This component is designed to initiate a shared exhaust manifold for multiple high-efficiency condensing tankless water heaters. It serves as the foundational piece that begins the 6-inch common vent system in room air configurations.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRoom Air (RA) Configuration\u003c\/strong\u003e – Draws combustion air from the surrounding mechanical room\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCommon Vent (CVent) Classified\u003c\/strong\u003e – Allows multiple units to share a single exhaust trunk\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e6-Inch Diameter Manifold Starter\u003c\/strong\u003e – Initializes the shared exhaust system\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable Polypropylene (PPs)\u003c\/strong\u003e – Corrosion-resistant and certified for acidic condensate\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSnap-Fit Assembly\u003c\/strong\u003e – Self-locking, gasketed joints require no glue or solvents\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eScalable Commercial Design\u003c\/strong\u003e – Supports up to 8 tankless units depending on vent length and BTU capacity\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/hvacstore.com\/collections\/rinnai-parts\"\u003eView More Rinnai Parts\u003c\/a\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003chr\u003e\n\u003ch3\u003eRinnai Condensing Vent Extension Pipe 2\" x 4\" 60\/100 mm 229308NPP\u003c\/h3\u003e\n\u003ctable style=\"border-collapse: collapse; width: 100%; text-align: center;\" border=\"1\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"background-color: lightgray; font-weight: bold; height: 50px;\"\u003eBrand\u003c\/td\u003e\n\u003ctd style=\"height: 50px;\"\u003eRinnai\u003c\/td\u003e\n\u003ctd style=\"background-color: lightgray; font-weight: bold; height: 50px;\"\u003eSKU\u003c\/td\u003e\n\u003ctd style=\"height: 50px;\"\u003e229308NPP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background-color: lightgray; font-weight: bold; height: 50px;\"\u003eVent Type\u003c\/td\u003e\n\u003ctd style=\"height: 50px;\"\u003eRoom Air (Non-Sealed Combustion)\u003c\/td\u003e\n\u003ctd style=\"background-color: lightgray; font-weight: bold; height: 50px;\"\u003eSystem Type\u003c\/td\u003e\n\u003ctd style=\"height: 50px;\"\u003eCommon Vent (CVent)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background-color: lightgray; font-weight: bold; height: 50px;\"\u003eDiameter\u003c\/td\u003e\n\u003ctd style=\"height: 50px;\"\u003e6 Inches (Approx. 150 mm)\u003c\/td\u003e\n\u003ctd style=\"background-color: lightgray; font-weight: bold; height: 50px;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"height: 50px;\"\u003ePolypropylene (PPs)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background-color: lightgray; font-weight: bold; height: 50px;\"\u003eApplication\u003c\/td\u003e\n\u003ctd style=\"height: 50px;\"\u003eMulti-Unit Tankless Water Heater Venting\u003c\/td\u003e\n\u003ctd style=\"background-color: lightgray; font-weight: bold; height: 50px;\"\u003eUPC\u003c\/td\u003e\n\u003ctd style=\"height: 50px;\"\u003e8713645214337\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Rinnai","offers":[{"title":"Default Title","offer_id":50808902254896,"sku":"229308NPP","price":41.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/1494\/6352\/files\/Rinnai_229308NPP.webp?v=1772615908","url":"https:\/\/hvacstore.com\/products\/rinnai-condensing-vent-extension-pipe-2-x-4-60-100-mm-229308npp","provider":"HVAC Store","version":"1.0","type":"link"}