Hayward 400K BTU H-Series Propane Heater, Cupronickel, W3H400FDP

The Hayward Universal H-Series Pool and Spa Gas Heaters are known for their energy-efficient and reliable heating capabilities and are suitable for both pools and spas.

Equipped with a durable cupro-nickel heat exchanger, these heaters are resistant to corrosion, which extends their lifespan and makes them ideal for pools with saltwater systems or varying pH levels. The H-Series is designed with an intuitive digital control panel that allows precise temperature control and easy troubleshooting.

Additionally, its low NOx emissions make it an environmentally friendly choice that meets air quality standards, while its rapid heating capability ensures your pool or spa reaches the desired temperature quickly.

• 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
• 2in x 2 1/2in 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