Swimming Pool Heaters

Universal H-Series ASME Heater
Product Description
ASME HeaterHayward Commercial Pool's Universal H-Series ASME gas heaters are designed and certified for commercial use. The flagship of our H-Series line encompasses high-end features and construction materials as standard. They combine industry-leading hydraulics, exceptional performance, energy efficiency and reliability, with planet-friendly low-NOx emissions. Flexible connection options make them ideal for new or existing applications. Choose from 250,000, and 400,000, and 500,00 BTU natural gas or propane models.


  • Patented Cupro Nickle Finn Plate™ heat exchanger with bronze header as standard
  • Independent left or right side electric, water and gas connections
    2in x 2 1/2in CPVC flanged connections
  • ASME pressure relief valve included as standard
  • Electronic lock-out feature prevents unauthorized access to configuration settings
  • Easy installation and service via access of single front panel
  • Easy gas valve adjustment
  • Easy dual voltage conversion with fuse-protected circuit boards
  • Texas Heater Kits Available
  • 500,00 BTU provides unprecedented speak to heat, with just 2
  • models delivering 1 million BTU’S while using minimal pump room space
  • New Warranty - 3 Years Parts and Labor




Presidential Pools sells both propane and natural gas pool heaters. The installation must be done by a certified gas contractor. We do not provide installation. 

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