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Universal H-Series Natural Gas Heater

Natural Gas Heaters

Hayward Natural Gas Heaters Are High Performance With Low Emissions!

The Hayward Natural Gas Cupro Nickel Heater is an energy efficient, high performance, installation adaptable commitment to the pool service professional. This compact heater features short design that works well with low clearance areas.


  • Standard cupro nickel heat exchanger
  • Excellent salt water and chemical corrosion resistance
  • Exclusive ‘Totally Managed’ cupro nickel heat exchanger water flow
  • Same water velocity through all tubes for faster heating
  • Hayward Electronic Heater has the patented header by-pass design
  • Up to 18% savings by reducing pump run-time
  • 2″ x 2 1/2″ CPVC union plumbing connections
  • Common union for installation or service, adapts to larger plumbing recommended for greater efficiencies
  • Low NOx emissions – meets clean air quality standards

Available Sizes:

  • 150,000 BTU – 27″ H x 32″ W x 23″ D
  • 200,000 BTU – 36″ H x 32″ W x 25″ D
  • 250,000 BTU – 33″ H x 33″ W x 26″ D
  • 300,000 BTU – 39″ H x 32″ W x 26″ D
  • 350,000 BTU – 39″ H x 32″ W x 26″ D
  • 400,000 BTU – 36″ H x 24″ W x 29.5″ D


  • Your heater must be installed by a Licensed Gas Technician in order to be eligible for Warranty
  • You will need to buy the same size heater as the one you already have, or smaller! Failing to do so can result in your plumbing and gas lines not working properly
  • Please consider your concrete pad size! Many heaters get bigger with a larger BTU size, therefore, your concrete pad will need to be bigger and your plumbing requirements will change
Universal H-Series Natural Gas Heater

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