We use cookies to enhance the security, performance, functionality and for analytical and promotional activities. We use cookies to personalize ads for you. By continuing to browse this site you're agreeing to our Privacy PolicyWe use cookies to enhance your experience and personalize ads. By using the site, you agree to that. Privacy Policy

10 bestGas Spa Heatersof November 2025

112M consumers helped this year.

1

Hayward H250FDN Universal H-Series 250,000 BTU Pool and Spa Heater, Natural Gas, Low Nox
Hayward H250FDN Universal H-Series 250,000 BTU Pool and Spa Heater, Natural Gas, Low Nox

Hayward

9.8

View Product
Buy it on Amazon

2

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 Needed
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 Needed

FibroPool

9.6

View Product
Buy it on Amazon

20% off

3

Propane Gas Tankless Water Heater with Vent Pipe, Indoor Max 3.6 GPM, 80,000 BTU Instant Hot Water Heater
Propane Gas Tankless Water Heater with Vent Pipe, Indoor Max 3.6 GPM, 80,000 BTU Instant Hot Water Heater

Ranein

9.3

View Product
Buy it on Amazon

4

SPA Heater Tube Assembly + Sensors by Hydroquip (for Balboa 4 Kw Heater Tube Assembly + Sensors PN)
SPA Heater Tube Assembly + Sensors by Hydroquip (for Balboa 4 Kw Heater Tube Assembly + Sensors PN)

Seychelles

9.0

View Product
Buy it on Amazon

15% off

5

WECIYGG Mini Swimming Pool Heat Pump 12000 BTU for Above Ground Pools, 3.5 kW Electric Pool Heater with Titanium Heat Exchanger, 110V 60Hz, Up to 2000 Gallons
WECIYGG Mini Swimming Pool Heat Pump 12000 BTU for Above Ground Pools, 3.5 kW Electric Pool Heater with Titanium Heat Exchanger, 110V 60Hz, Up to 2000 Gallons

WECIYGG

8.7

View Product
Buy it on Amazon

6

Pentair 460743 Air Blower Replacement Kit MasterTemp 250 Pool and Spa Natural Gas Heater
Pentair 460743 Air Blower Replacement Kit MasterTemp 250 Pool and Spa Natural Gas Heater

Pentair

8.4

View Product
Buy it on Amazon

7

Pentair 77707-0253 Combustion Air Blower Replacement Kit Pool and Spa Natural Gas Heater
Pentair 77707-0253 Combustion Air Blower Replacement Kit Pool and Spa Natural Gas Heater

Pentair

8.1

View Product
Buy it on Amazon

8

Hayward FDXLGSV0001 FD Natural Gas Valve Replacement for Hayward Universal H-Series Low Nox Pool Heater
Hayward FDXLGSV0001 FD Natural Gas Valve Replacement for Hayward Universal H-Series Low Nox Pool Heater

Hayward

7.9

View Product
Buy it on Amazon

9

Raypak 013464F PC Board Control Replacement Kit for Digital Gas Heater
Raypak 013464F PC Board Control Replacement Kit for Digital Gas Heater

Raypak

7.6

View Product
Buy it on Amazon

10

Pentair 42001-0051S Combination Gas Control Valve Kit Replacement Pool and Spa Heater
Pentair 42001-0051S Combination Gas Control Valve Kit Replacement Pool and Spa Heater

Pentair

7.3

View Product
Buy it on Amazon
subscribe-icon

Best Reviews Guide Newsletter

Get exclusive articles, recommendations, shopping tips, and sales alerts

By submitting your email address you agree to our Terms and Conditions and Privacy Policy