Hayward, H250FDP Universal H-Series  Low Nox 250,000-BTU Propane Pool Heater
Hayward, H250FDP Universal H-Series Propane Low Nox Pool Heater, 250,000 BTU. The Hayward Universal H-Series gas heater is the "universal" energy efficient remedy for any Newer existing pool or spa. An industry leading hydraulic design reduces circulation pump run time to provide energy savings of up to 18-Percent when compared to less efficient competitors. The energy efficiency of the Universal H-Series gas heater combines with low Nox emissions, a standard Cupro nickel heat exchanger and ultimate installation flexibility on Newer existing equipment pads to responsibly heat a pool or spa today and for years to come.