The Hayward Universal H-Series 400,000 BTU Natural Gas Heater delivers premium heating performance for years of reliable, long-lasting comfort
A durable cupro nickel heat exchanger offers exceptional protection against corrosion and premature failure caused by unbalanced water chemistry
Industry-leading hydraulic design reduces circulation pump run time to provide major energy savings
Front-panel-only access and intuitive control pad provide easy operation, service and maintenance
Low NOx emissions meet air quality standards in all low-NOx areas, ensuring low environmental impact
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