{"product_id":"hayward350knegativepressureindoorventadapteruhxnegvt13508","title":"Hayward | UHXNEGVT13508 | 350K Negative Pressure Indoor Vent Adapter","description":"\u003cp data-start=\"364\" data-end=\"896\"\u003eThe Hayward UHXNEGVT13508 Negative Pressure Indoor Vent Adapter is a purpose built venting component designed for compatible Hayward H-Series pool and spa heaters rated at 350,000 BTU. This adapter enables proper negative pressure indoor venting, allowing safe and efficient exhaust of combustion gases when heaters are installed in enclosed equipment rooms. Engineered for precise fit and high temperature durability, the UHXNEGVT13508 supports code compliant indoor installations where negative pressure vent systems are required.\u003c\/p\u003e\n\u003chr data-start=\"898\" data-end=\"901\"\u003e\n\u003ch2 data-start=\"903\" data-end=\"924\"\u003e\u003cstrong data-start=\"906\" data-end=\"922\"\u003eKey Features\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp data-start=\"925\" data-end=\"1658\"\u003e• Negative pressure indoor vent adapter designed for compatible 350K BTU Hayward H-Series pool and spa heaters\u003cbr data-start=\"1035\" data-end=\"1038\"\u003e• Enables safe horizontal or vertical connection to approved negative-pressure venting systems\u003cbr data-start=\"1132\" data-end=\"1135\"\u003e• Supports proper exhaust flow and combustion air management for indoor heater installations\u003cbr data-start=\"1227\" data-end=\"1230\"\u003e• Durable construction engineered to withstand high exhaust temperatures and continuous heater operation\u003cbr data-start=\"1334\" data-end=\"1337\"\u003e• Precision fit design ensures secure attachment to the heater exhaust outlet\u003cbr data-start=\"1414\" data-end=\"1417\"\u003e• Helps meet building code and manufacturer venting requirements for indoor installations\u003cbr data-start=\"1506\" data-end=\"1509\"\u003e• Ideal for new indoor heater installations or retrofit venting upgrades\u003cbr data-start=\"1581\" data-end=\"1584\"\u003e• Designed for professional heater installation and service applications\u003c\/p\u003e\n\u003chr data-start=\"1660\" data-end=\"1663\"\u003e\n\u003ch2 data-start=\"1665\" data-end=\"1690\"\u003e\u003cstrong data-start=\"1668\" data-end=\"1688\"\u003eProduct Overview\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp data-start=\"1691\" data-end=\"2135\"\u003eThe Hayward UHXNEGVT13508 Negative Pressure Indoor Vent Adapter provides a reliable solution for indoor H-Series heater installations that require negative pressure venting. Proper venting is essential for safe heater operation, efficient combustion, and compliance with local codes. This adapter allows installers to connect the heater to an approved negative pressure vent system, ensuring exhaust gases are safely routed out of the building.\u003c\/p\u003e\n\u003cp data-start=\"2137\" data-end=\"2584\"\u003eBuilt for durability and precise alignment, the UHXNEGVT13508 integrates seamlessly with compatible 350K BTU H-Series heaters and approved vent piping. Its robust construction supports long term performance in high temperature environments while simplifying installation and retrofit projects. Whether used in new construction or indoor heater upgrades, this vent adapter helps ensure safe, compliant, and dependable pool and spa heater operation.\u003c\/p\u003e","brand":"Hayward","offers":[{"title":"Default Title","offer_id":48994829762872,"sku":"UHXNEGVT13508","price":319.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0808\/6319\/9544\/files\/HPPUHXNEGVT13508_0.jpg?v=1777916762","url":"https:\/\/appaetechpoolsupply.com\/products\/hayward350knegativepressureindoorventadapteruhxnegvt13508","provider":"AquaTech Pools \u0026 Spa","version":"1.0","type":"link"}