{"product_id":"hayward-h400fdnasme-universal-h-series-400k-btu-asme-natural-gas-heater","title":"Hayward | H400FDNASME | Universal H-Series 400K BTU ASME Natural Gas Heater","description":"\u003cp data-start=\"6213\" data-end=\"6483\"\u003eThe \u003cstrong data-start=\"6217\" data-end=\"6275\"\u003eHayward H400FDNASME Universal H-Series 400K BTU Heater\u003c\/strong\u003e delivers high-performance natural gas heating for residential pools and spas. Built with durability and energy efficiency in mind, it maintains consistent water temperature for extended swimming enjoyment.\u003c\/p\u003e\n\u003ch2 data-section-id=\"l1om0b\" data-start=\"6485\" data-end=\"6503\"\u003e\n\u003cstrong data-start=\"6217\" data-end=\"6275\"\u003eHayward H400FDNASME Universal H-Series 400K BTU Heater \u003c\/strong\u003e\u003cstrong\u003eCompatibility\u003c\/strong\u003e\n\u003c\/h2\u003e\n\u003cul data-start=\"6504\" data-end=\"6757\"\u003e\n\u003cli data-section-id=\"1724c2\" data-start=\"6504\" data-end=\"6570\"\u003eCompatible with \u003cstrong data-start=\"6522\" data-end=\"6568\"\u003eresidential in-ground pool and spa systems\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1vvhzhd\" data-start=\"6571\" data-end=\"6615\"\u003eDesigned for \u003cstrong data-start=\"6586\" data-end=\"6613\"\u003enatural gas connections\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"kjhif5\" data-start=\"6616\" data-end=\"6671\"\u003eSuitable for \u003cstrong data-start=\"6631\" data-end=\"6669\"\u003ehigh-capacity heating requirements\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"m3qtqx\" data-start=\"6672\" data-end=\"6713\"\u003eWorks with \u003cstrong data-start=\"6685\" data-end=\"6711\"\u003estandard pool plumbing\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"9d7wiy\" data-start=\"6714\" data-end=\"6757\"\u003eIdeal for \u003cstrong data-start=\"6726\" data-end=\"6755\"\u003eextended swimming seasons\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Hayward","offers":[{"title":"Default Title","offer_id":51030363570493,"sku":"H400FDNASME","price":5049.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0968\/6741\/8429\/files\/haywardasme400.png?v=1763858945","url":"https:\/\/poolsupply4u.com\/products\/hayward-h400fdnasme-universal-h-series-400k-btu-asme-natural-gas-heater","provider":"PoolSupply 4U","version":"1.0","type":"link"}