{"product_id":"hayward-universal-h-series-heater-h250fdn-250k-ng-iid-low-nox","title":"Hayward® Universal H‑Series H250FDN Natural Gas Pool Heater – 250K BTU, Low NOx","description":"\u003cp data-start=\"193\" data-end=\"759\"\u003eNatural gas pool heater delivering \u003cstrong data-start=\"260\" data-end=\"275\"\u003e250,000 BTU\u003c\/strong\u003e with \u003cstrong data-start=\"281\" data-end=\"302\"\u003eLow NOx emissions\u003c\/strong\u003e to meet air quality standards. Built with a durable cupro‑nickel heat exchanger that resists corrosion in salt and chemically treated water, and a digital LED control panel for easy setup and temperature management. Features 2\" × 2½\" CPVC union plumbing and universal left\/right connections for flexible installation on new or existing equipment pads. Ideal for efficient, reliable heating of in‑ground pools and spas. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e","brand":"Hayward","offers":[{"title":"Default Title","offer_id":45346130788409,"sku":"HAY-15-730","price":3299.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0754\/1132\/4985\/files\/HAY-15-732_medium_85c9306d-35f6-4e81-8089-373d4b29c094.jpg?v=1770227802","url":"https:\/\/firstsplashpools.com\/products\/hayward-universal-h-series-heater-h250fdn-250k-ng-iid-low-nox","provider":"First Splash Pools","version":"1.0","type":"link"}