{"product_id":"hayward-pool-heater-universal-h-series-propane-low-nox-300-000-btu","title":"Hayward Pool Heater Universal H-Series Propane Low NOx | 300,000 BTU","description":"\u003ch1\u003eHayward H300FDP Universal H-Series 300,000 BTU Propane Pool Heater\u003c\/h1\u003e\n\u003cp\u003eThe \u003cstrong\u003eHayward Universal H-Series H300FDP Low NOx Propane Pool Heater\u003c\/strong\u003e is a \u003cstrong\u003e300,000 BTU residential pool and spa heater\u003c\/strong\u003e designed for fast, reliable heating of \u003cstrong\u003einground swimming pools and spas\u003c\/strong\u003e. Combining powerful heating performance with durable construction, the H300FDP is an excellent choice for pool owners looking for quicker heat-up and recovery times.\u003c\/p\u003e\n\u003cp\u003eWith a \u003cstrong\u003e300,000 BTU output\u003c\/strong\u003e, the H300FDP provides substantial heating capacity for medium to large pools and spas. Its \u003cstrong\u003eelectronic ignition system\u003c\/strong\u003e provides reliable, pilot-free startup, while the \u003cstrong\u003ecupro-nickel heat exchanger\u003c\/strong\u003e offers excellent resistance to corrosion and scale buildup.\u003c\/p\u003e\n\u003cp\u003eThe Universal H-Series is designed to meet \u003cstrong\u003eLow NOx emissions standards\u003c\/strong\u003e and features a compact, service-friendly design for easier installation and maintenance. The cupro-nickel heat exchanger also makes this heater suitable for properly maintained traditional chlorine and saltwater pool systems.\u003c\/p\u003e\n\u003ch3\u003eKey Heater Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eH300FDP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBTU Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e300,000 BTU\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFuel Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePropane\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIgnition Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eElectronic Ignition\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHeat Exchanger Material\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCupro-Nickel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEmissions Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eLow NOx\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePool Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eInground Pool \u0026amp; Spa\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eApplication\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eResidential\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003chr\u003e\n\u003ch2\u003eAlternate \/ Equivalent Part Numbers\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eH300FDP\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eW3H300FDP\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eFrequently Asked Questions (FAQs)\u003c\/h2\u003e\n\u003ch3\u003eWhat size pool is the Hayward H300FDP suitable for?\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003e300,000 BTU H300FDP\u003c\/strong\u003e is designed for medium to large inground pools and spas. Proper heater sizing depends on pool volume, desired temperature increase, climate, wind exposure, and how quickly you want the water to heat.\u003c\/p\u003e\n\u003ch3\u003eDoes the H300FDP use propane?\u003c\/h3\u003e\n\u003cp\u003eYes. The \u003cstrong\u003eH300FDP is a propane pool heater\u003c\/strong\u003e. Make sure your gas supply and installation are properly sized for a 300,000 BTU appliance.\u003c\/p\u003e\n\u003ch3\u003eWhat ignition system does the H300FDP use?\u003c\/h3\u003e\n\u003cp\u003eThe heater features \u003cstrong\u003eelectronic ignition\u003c\/strong\u003e, eliminating the need for a continuously burning standing pilot.\u003c\/p\u003e\n\u003ch3\u003eIs the H300FDP suitable for saltwater pools?\u003c\/h3\u003e\n\u003cp\u003eYes. Its \u003cstrong\u003ecupro-nickel heat exchanger\u003c\/strong\u003e provides enhanced resistance to corrosion and can be used with properly maintained saltwater pool systems.\u003c\/p\u003e\n\u003ch3\u003eIs the Hayward H300FDP Low NOx compliant?\u003c\/h3\u003e\n\u003cp\u003eYes. The Universal H-Series H300FDP is designed as a \u003cstrong\u003eLow NOx pool heater\u003c\/strong\u003e, helping reduce nitrogen oxide emissions compared with conventional heater designs.\u003c\/p\u003e\n\u003ch3\u003eIs professional installation recommended?\u003c\/h3\u003e\n\u003cp\u003eYes. Propane pool heaters should be installed and serviced by a qualified professional to ensure correct gas supply, electrical connections, ventilation, clearances, and safe operation.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Hayward","offers":[{"title":"Default Title","offer_id":48136941273246,"sku":"h300fdp","price":4799.0,"currency_code":"CAD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0071\/8559\/6477\/products\/H250FD.jpg?v=1740173886","url":"https:\/\/kjleisure.com\/products\/hayward-pool-heater-universal-h-series-propane-low-nox-300-000-btu","provider":"K\u0026J Leisure","version":"1.0","type":"link"}