{"product_id":"hayward-universal-h-series-heater-h400fdp-400k-lp-iid-low-nox","title":"Hayward® Universal H‑Series H400FDP Propane Pool Heater – 400K BTU, Low NOx","description":"\u003cp data-start=\"192\" data-end=\"711\"\u003ePropane‑fueled pool heater delivering 400,000 BTU with low‑NOx emissions that meet strict air quality standards. Part of the Universal H‑Series, it features a corrosion‑resistant cupro‑nickel heat exchanger, patented header bypass design, and 2\" × 2 ½\" CPVC union plumbing for easy installation and service. Digital LED controls and efficient hydraulic design help heat in‑ground pools and spas reliably and efficiently while reducing pump run time.\u003c\/p\u003e","brand":"Hayward","offers":[{"title":"Default Title","offer_id":45346128756793,"sku":"HAY-15-735","price":3999.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0754\/1132\/4985\/files\/HAY-15-732_medium_41ee73ad-fea4-4cc2-8da1-0de6072b77e7.jpg?v=1770227794","url":"https:\/\/firstsplashpools.com\/products\/hayward-universal-h-series-heater-h400fdp-400k-lp-iid-low-nox","provider":"First Splash Pools","version":"1.0","type":"link"}