HAYWARD UNIVERSAL H-SERIES PROPANE GAS 400,000 BTU LOW NOX

The Hayward Universal H-Series 400,000 BTU Propane Heater delivers powerful, energy-efficient heating performance for large above-ground pools and spas. Featuring a standard cupro nickel heat exchanger, it provides exceptional resistance to saltwater and chemical corrosion, ensuring long-lasting durability in demanding environments. Its exclusive “Totally Managed” water flow system maintains consistent velocity through all tubes for faster, more efficient heating. The patented header bypass design helps reduce pump run-time, delivering up to 18% energy savings. With 2" x 2½" CPVC union plumbing connections, installation and servicing are quick and adaptable, even with larger plumbing systems. This heater also meets low NOx emission standards, making it an environmentally responsible option. Engineered for high performance and easy installation, the Hayward 400,000 BTU Propane Heater is a smart, reliable solution for extended swim seasons and optimal pool comfort.