Hayward H250FDN Universal H-Series 250,000 BTU Pool and Spa Heater, Natural Gas, Low Nox
This post contains affiliate links. As an Amazon Associate I earn from qualifying purchases Universal H-Series Natural Gas Pool and Spa Heater Product Features Standard Cupro nickel heat exchanger for superior value and reliability Patented polymer header and bypass valve design for the ultimate in hydraulic efficiency and reliability Hayward Universal design for easy and


