Best Gas Pool Heaters For Inground Pools In April 2025

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Are you an enthusiast of Best Gas Pool Heaters For Inground Pools? If so, you definitely want to check out the following top 10 Best Gas Pool Heaters For Inground Pools.

To help you in your search, we have completed this list of the Best Gas Pool Heaters For Inground Pools.

Top Rated Best Gas Pool Heaters For Inground Pools Of 2025

Rank	Product Name	Score
1	GAME 4721-BB SolarPRO Curve Solar Pool Heater, Made for Intex & Bestway Above-Ground Buy Now	9.7 Buy Now
2	SunHeater S120U Universal Solar Pool Heater 2 by 20-Feet, Black Buy Now	9.5 Buy Now
3	Smartpool S601P SunHeater Solar Heating System for In Ground Pool Buy Now	9.1 Buy Now
4	Pentair 075457 Valve Replacement Natural Gas MiniVolt Pool and Spa Heater Buy Now	8.8 Buy Now
5	FibroPool FH 220 Swimming Pool Heater Heat Pump Buy Now	8.6 Buy Now
6	EcoSmart SMART POOL 27 Electric Tankless Pool Heater, 27kW, 240 Volt, 112.5 Amps Buy Now	8.3 Buy Now
7	Raypak 014938 206000 BTU Digital Natural Gas Pool Heater with Cupro Nickel Buy Now	8.1 Buy Now
8	Hayward W3H150FDN Universal H-Series 150,000 BTU Pool and Spa Heater, Natural Gas Buy Now	7.8 Buy Now
9	FibroPool FH055 In Ground Swimming Pool Heater Buy Now	7.5 Buy Now
10	Hayward W3H400FDP Universal H-Series 400,000 BTU Pool and Spa Heater, Propane Buy Now	7.2 Buy Now

1. GAME 4721-BB SolarPRO Curve Solar Pool Heater, Made for Intex & Bestway Above-Ground

• Solar pool heater: the game solarpro curve solar pool heater has been designed for above-ground and most inground pools. it increases the pool temperature by 5 degrees in 4 days (for an 8,000-gallon pool).
• Unique curved shape: the game solar pool heater has been engineered with a unique curved shape that maximizes heat collection. the treaded ports have been added for versatile plumbing options.
• Durable construction: weve designed this above-ground solar pool heater with high-quality materials that will hold up against frequent exposure to the sun and outdoor elements.
• The perfect gradual heater: this solar pool heater is not intended to be a miracle-cure heater. its designed to extend your pool season by gradually increasing the water temperature by a few degrees. maximum heat output with space saving footprint
• Adjustable legs: this solar heater is compatible with intex, bestways, and most above and inground pools. the adjustable and foldable legs allow the heater to be set for maximum exposure to the sun, along with a clear cover that locks in heat.

2. SunHeater S120U Universal Solar Pool Heater 2 by 20-Feet, Black

• Simple diy installation, for in ground or above ground pools
• Uses existing pool pump
• Installs on roof, rack, ground or fence
• Power source type: manual
• Raises pool water temperature 6-10 degrees f
• Patented web design for maximum exposure to sun's rays

3. Smartpool S601P SunHeater Solar Heating System for In Ground Pool

• Keep your pool warm with a polypropylene heat collector. direct flow system - one header hole for each heating tube
• Installation kit required (sold separately)
• Panel array measures 4 feet wide x 20 feet long. raises pool water temperature 6-10f (4-6c)
• Pool accessory is perfect for heating any in-ground swimming pool
• Solar heater features 80 square feet of solar panels

4. Pentair 075457 Valve Replacement Natural Gas MiniVolt Pool and Spa Heater

• This valve is designed to use with pentair minimax ch, minimax plus natural gas minivolts pool and spa heaters models 150, 200, 250, 300, 350, 400
• Country of origin: united states
• Valve replacement
• Fits pentair minimax ch, minimax plus natural gas minivolts pool and spa heaters models 150, 200, 250, 300, 350, 400

5. FibroPool FH 220 Swimming Pool Heater Heat Pump

• 20,000 btu/hr heating capacity
• Suitable for pools up to 7,500 gallons in coastal climates
• 240 volts- 60 hz american voltage
• Suitable for all hot tubs
• 4.85 cop. best in its class

6. EcoSmart SMART POOL 27 Electric Tankless Pool Heater, 27kW, 240 Volt, 112.5 Amps

• Can be used as an alternative to or booster to heat pump.
• Compatible with eco smart remote control. activation flow - 12 +/- 2 gpm
• Set your temperature digitally to increments of 1-degree. set it and forget it.
• Eco smart pool heaters are compact and easy to install for a new or existing pool
• Flow activation
• Wattage: 27000.0

7. Raypak 014938 206000 BTU Digital Natural Gas Pool Heater with Cupro Nickel

• Smooth light off - the soft-opening gas valve ensures smooth turn-on, no "hard light" to worry about. the easily removable burner tray and pilot assembly make service and maintenance a simple task.
• Pilot ignition - the raypak digital use a spark-to-pilot ignition system. this is the most reliable and robust ignition system availablean industry proven standard for over 30 years.
• Cupro-nickel fin tube - residential - the raypak digital is built to last with the highest quality integral cupro-nickel fin tube available. cupro-nickel exchangers stand up to the harshest of applications, like low ph, high flow or heavy use.
• Stainless steel burners - burner design is a critical component in any gas heater. the stainless steel burner system used in the raypak digital is inherently forgiving and extremely robust. the burner is self-adjusting to compensate for gas pressure fluctuations, allowing the heater to always burn clean and safe.

8. Hayward W3H150FDN Universal H-Series 150,000 BTU Pool and Spa Heater, Natural Gas

• The hayward universal h-series 150,000 btu natural gas heater delivers premium heating performance for years of reliable, long-lasting comfort
• Low nox emissions meet air quality standards in all low-nox areas, ensuring low environmental impact
• Industry-leading hydraulic design reduces circulation pump run time to provide major energy savings
• Front-panel-only access and intuitive control pad provide easy operation, service and maintenance
• A durable cupro nickel heat exchanger offers exceptional protection against corrosion and premature failure caused by unbalanced water chemistry

9. FibroPool FH055 In Ground Swimming Pool Heater

• 16" x 40" footprint, slim fit
• Us department of energy top energy efficient system, 25 cents per hour
• Quick disconnect piping, 1 1/2" pvc and 17 amps power-220 volts
• 100% titanium heat exchanger
• Digital display and controller

10. Hayward W3H400FDP Universal H-Series 400,000 BTU Pool and Spa Heater, Propane

• Front-panel-only access and intuitive control pad provide easy operation, service and maintenance
• Low nox emissions meet air quality standards in all low-nox areas, ensuring low environmental impact
• The hayward universal h-series 400,000 btu propane heater delivers premium heating performance for years of reliable, long-lasting comfort
• Industry-leading hydraulic design reduces circulation pump run time to provide major energy savings
• A durable cupro nickel heat exchanger offers exceptional protection against corrosion and premature failure caused by unbalanced water chemistry