HAYWARD Universal H-Series Natural Gas 150,000 BTU Low NOx Pool Heater HPPW3H150FDN - The Home Depot
Hayward H150FD Natural or Propane Gas Pool Heater | 150,000 BTU
680.28 Gas-Fired Water Heater.
Amazon.com : FibroPool Swimming Pool Heat Pump - FH120 20,000 BTU - for Above and In Ground Pools and Spas - High Efficiency, All Electric Heater - No Natural Gas or Propane
Raypak B-R408ENX Pro Series Salt Water Pool Heater ASME - 399K BTUs - Natural Gas - 013731