{"product_id":"hayward-w3h200fdn-universal-h-series-natural-gas-200-000-btu-low-nox","title":"Hayward W3H200FDN Universal H-Series Natural Gas 200,000 BTU Low NOx","description":"\u003ch2\u003e\u003cstrong\u003eHayward W3H200FDN Universal H-Series Natural Gas Pool Heater – 200,000 BTU Low NOx\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eThe Hayward Universal H-Series W3H200FDN provides powerful 200,000 BTU heating performance for residential in-ground swimming pools and spas. This natural gas heater is engineered for efficient heat transfer, rapid pool heating, and dependable operation across a wide range of pool environments.\u003c\/p\u003e\n\u003cp\u003eThe heater uses a Cupro-Nickel heat exchanger combined with Hayward’s patented hydraulic design to improve durability and reduce erosion caused by high water flow rates. This construction allows the heater to perform reliably in saltwater pools and systems with aggressive water chemistry. :contentReference[oaicite:1]{index=1}\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eHigh-Performance Residential Pool Heating\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eThe Universal H-Series platform features fan-assisted combustion and digital electronic controls for accurate temperature management. Its universal installation design with CPVC union connections allows quick integration with modern pool plumbing systems.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e200,000 BTU natural gas heating capacity\u003c\/li\u003e\n\u003cli\u003eUniversal H-Series Low NOx emissions design\u003c\/li\u003e\n\u003cli\u003eCupro-Nickel heat exchanger for corrosion protection\u003c\/li\u003e\n\u003cli\u003eFan-assisted combustion system for consistent heating\u003c\/li\u003e\n\u003cli\u003eElectronic ignition and LED diagnostic control panel\u003c\/li\u003e\n\u003cli\u003ePolymer header protects against erosion from high flow rates\u003c\/li\u003e\n\u003cli\u003e2 in x 2.5 in CPVC union plumbing connections\u003c\/li\u003e\n\u003cli\u003eDesigned for in-ground pools and spas\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Hayward","offers":[{"title":"Default Title","offer_id":52111417737490,"sku":"W3H200FDN","price":3699.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/2279\/1186\/files\/HPPW3H200FDN_1.png?v=1773369255","url":"https:\/\/www.aquaterrabackyard.com\/products\/hayward-w3h200fdn-universal-h-series-natural-gas-200-000-btu-low-nox","provider":"Aqua Terra Backyard","version":"1.0","type":"link"}