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Hayward Universal H-Series 400K BTU Low NOx Natural Gas Heater
The Hayward Universal H-Series 400,000 BTU Low NOx Natural Gas Heater (W3H400FDN) provides robust heating for pools of all sizes and works with any sanitizing system, including saltwater. Its user-friendly L.E.D. control panel offers clear temperature readings and diagnostic information for easy man...
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