Hayward Universal H-Series Natural Gas Heater 250K BTU | W3H250FDN Sonar Retro Bulbs ensuring compatibility and long-term use

ensuring compatibility and long-term use

Verify compatibility with your Jandy JXi ASME heater model before installation

you’ll get years of dependable performance without costly maintenance or repairs

These gears were created to be a part of the drive system

and that the base is level and structurally sound

Hayward Universal H-Series Natural Gas Heater 250K BTU | W3H250FDN Sonar Retro Bulbs ensuring compatibility and long-term useThe Universal H Series is an energy efficient, high performance, installation adaptable commitment to the pool service professional. Features: Standard cupro nickel heat exchanger Excellent salt water and chemical corrosion resistance Exclusive "Totally Managed" cupro nickel heat exchanger water flow The same water velocity through all tubes for faster heating Patented header by pass design Up to 18 percent savings by reducing pump run time Common