Best Gas Pool Heaters Updated July 8, 2019 Table of ContentsBest Natural Gas Pool HeatersBest Propane Pool Heaters Best Natural Gas Pool Heaters RANK MODELSCORE 1Jandy Pro Series JXi 400K BTU Low-NOx Natural Gas Swimming Pool and Spa Heater - JXI400N9.8 2Hayward H400FDN Universal H-Series Pool and Spa Heater, Natural Gas, Low Nox9.1 3Pentair 460736 MasterTemp High Performance Eco-Friendly Pool Heater, Natural Gas9.0 4Sta-Rite SR200NA Max-E-Therm Pool Spa Heater, Natural Gas8.9 5Raypak 336K BTU Digital Electronic Ignition Natural Gas Pool Heater8.8 6Hayward H100ID1 H-Series 100K BTU Above Ground Pool & Spa Heater, Natural Gas, Low Nox8.7 Best Propane Pool Heaters RANK MODELSCORE 1Sta-Rite SR400LP Max-E-Therm Pool And Spa Heater, Propane9.2 2Hayward H150FDP Universal H-Series Pool and Spa Heater, Propane, Low Nox9.1 3Raypak 406K BTU Digital Electronic Ignition Propane Pool Heater8.8 4Hayward H100IDP1 H-Series 100K BTU Above Ground Pool & Spa Heater, Propane, Low Nox8.7 5Pentair 460737 MasterTemp High Performance Eco-Friendly Pool Heater, Propane Gas, 400K BTU7.7
