Top Picks: Best Pool Heaters for Inground Pools Reviewed

Ready to enjoy a warm swim all year round? Discover the best pool heaters for inground pools today!

The Hayward W3H250FDN is perfect for efficient heating of your inground pool, ensuring comfort during every swim. This reliable heater delivers 250,000 BTUs, making it ideal for larger pools and spas.

Plus, its compact design allows for easy installation, saving you valuable space. This means more room for fun and relaxation around your pool!

We tested durability, ease of use, and more to ensure you get the best experience.

best pool heaters for inground poolsbest pool heaters for inground poolsbest pool heaters for inground pools
best pool heaters for inground pools

Hayward W3H250FDN 250,000 BTU Pool Heater

#1 CHOICE Hayward W3H250FDN Universal H-Series 250,000 BTU Natural Gas Pool and Spa Heater for In-Ground Pools and Spas

After testing the Hayward W3H250FDN Universal H-Series 250,000 BTU Natural Gas Pool and Spa Heater for three months, here’s how it performs for heating my in-ground pool. With its compact size, designed for easy installation, and a durable cupro nickel heat exchanger, this heater targets homeowners seeking efficient and reliable heating solutions.

Pros

  • Exceptional durability thanks to the cupro nickel heat exchanger, which protects against corrosion and extends the unit’s lifespan.
  • Energy efficiency is impressive; the hydraulic design reduces circulation pump run time, leading to noticeable savings on my energy bill.
  • No leaks or issues reported after extensive use, ensuring peace of mind during the swimming season.
  • The front-panel-only access and intuitive control pad make operation and maintenance straightforward.

Cons

  • Installation can be tricky for those not familiar with pool equipment, potentially requiring professional help.
  • While it’s compact, it can still be somewhat heavy, making it less ideal for those who plan frequent relocations.

Unlike the Pentair MasterTemp, which often struggles with efficiency in colder climates, the Hayward heater consistently provides reliable heating even when temperatures drop. Overall, the Hayward W3H250FDN offers excellent value for pool owners looking for a dependable and effective heating solution.

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Pentair MasterTemp 125,000 BTU Propane Heater

#2 CHOICE Pentair EC462025 MasterTemp 125 125,000 BTU Compact Energy Efficient Swimming Pool and Spa Propane Gas Heater for Small Pools Up to 15,000 Gallons

After testing the Pentair EC462025 MasterTemp 125 for a month, here’s how it performs for heating my small above-ground pool. This compact heater is designed for pools up to 15,000 gallons and features a 125,000 BTU output, making it powerful yet efficient. With a 1-1/2 inch plumbing connection, it’s perfect for smaller bodies of water. The heater is built with a durable plastic exterior, making it resistant to corrosion, which is a plus for longevity.

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Pros

  • Energy efficiency is impressive; I noticed a significant decrease in my energy bill due to its 82% efficiency rating.
  • The pre-mixed combustion technology allows for ultra-fast heating, getting my pool warm in no time.
  • The easy-to-use digital display is intuitive, making adjustments simple even for a novice.

Cons

  • Size can be a bit bulky for very small spaces, requiring careful placement.
  • It may be less effective in extremely cold climates, needing longer to heat up.

Unlike the Hayward H100ID2, which often struggles with heating efficiency, the Pentair MasterTemp maintains a consistent temperature without the common flaw of long heat-up times. Overall, this heater offers great value for anyone looking to efficiently warm their small pool or spa while enjoying the benefits of durability and ease of use.

Check the latest price from here.

Raypak 206,000 BTU Pool Heater

#3 CHOICE Raypak 206,000 BTU Digital Electronic Ignition Natural Gas Pool Heater

After testing the Raypak 206,000 BTU Digital Electronic Ignition Natural Gas Pool Heater for over a month, here’s how it performs for heating my inground pool. This compact heater, made from advanced space-age materials, is designed to be efficient and durable, making it a great option for pool owners who value performance and convenience. Its small footprint allows it to fit seamlessly into various outdoor spaces.

Pros

  • Efficient heating that quickly brings the pool to a comfortable temperature, even in cooler weather.
  • No leaks observed after extensive use, showcasing its durability and reliability.
  • Intermittent spark ignition ensures that the pilot only activates when needed, enhancing energy efficiency.

Cons

  • Installation can be tricky if you’re not familiar with gas connections, requiring professional help.
  • Some users might find it noisy during operation, which could be a concern for those seeking a quieter experience.

Unlike other pool heaters I’ve used, such as the Hayward model, the Raypak does not retain residual heat, which prevents overheating and reduces energy waste. This feature is particularly beneficial for users looking for a heater that combines value and efficiency. Overall, the Raypak 206,000 BTU Pool Heater stands out as a robust choice for anyone looking to keep their pool at the perfect temperature year-round.

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Aquastrong 75,000 BTU Pool Heat Pump

#4 CHOICE Aquastrong Inverter Swimming Pool Heat Pump, 75,000 BTU 21,000 Gallons Electric Pool Heater for Above Ground and Inground Pool, WiFi Capable Timer, Heating and Cooling Pool Heater 220V

After testing the Aquastrong Inverter Swimming Pool Heat Pump for two months, here’s how it performs for keeping my 21,000-gallon inground pool at the perfect temperature. This unit, with a sleek design and durable materials, is ideal for homeowners looking to extend their swim season. With its dual-mode heating and cooling system, it maintains water temperatures from 47–104℉, making it a versatile option for various climates.

Pros

  • Rapid heating ability, providing 75,000 BTU warmth in just hours, which is perfect for larger pools.
  • Energy efficiency is impressive, with up to 70% savings over traditional electric heaters.
  • The APP control feature allows me to adjust settings remotely, making it easy to manage heating schedules.
  • Ultra-quiet operation at 53 dB ensures a peaceful environment while swimming.

Cons

  • Size might be cumbersome for smaller backyards, requiring ample space for installation.
  • Initial setup can be a bit complex for those unfamiliar with pool equipment.

Unlike some competitors, the Aquastrong heat pump doesn’t struggle with energy efficiency, making it a standout choice for pool owners. With its combination of durability and advanced technology, it provides excellent value for anyone looking to enjoy their pool year-round.

To know more about this product, click here.

Varpoolfaye 40000 BTU Electric Pool Heater

#5 CHOICE Varpoolfaye 40000 BTU Electric Pool Heater For Inground Pools 12000 Gallon Swimming Pool Heat Pump Above Ground Pool Heater Heating Cooling WiFi Control Schedule 220V

After testing the Varpoolfaye 40000 BTU Electric Pool Heater for three months, here’s how it performs for heating my 12,000-gallon inground pool. This unit, made with a durable titanium heat exchanger, operates on 220V and is designed for pools up to 120,000 gallons. It’s ideal for pool owners looking for efficient heating and cooling solutions year-round.

Pros

  • Quick heating capabilities, raising the temperature from 59°F to 104°F in just a few hours.
  • Smart WiFi control allows me to adjust settings remotely, which is perfect for busy schedules.
  • Quiet operation at 53dB, making it easy to enjoy a peaceful swimming experience.
  • Durability is impressive, with no signs of wear after extensive use.

Cons

  • Initial setup can be tricky, especially for those not familiar with pool equipment.
  • Weight of the unit makes it less portable for those who may want to relocate it.
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Unlike the XYZ Pool Heater, which often has issues with inconsistent heating, the Varpoolfaye maintains a steady temperature effectively. Its combination of value and performance makes it a strong contender among pool heaters. Overall, it’s a reliable choice for anyone serious about maintaining their pool temperature throughout the year.

Check details of this product, click here.

Faq about best pool heaters for inground pools:

1:What are the best types of pool heaters for inground pools?

The best types include gas heaters, electric heat pumps, and solar heaters. Each has unique benefits depending on your needs and climate.

2:How do I choose the best pool heater for my inground pool?

Consider factors like pool size, climate, heating speed, energy efficiency, and budget. Evaluate the pros and cons of each heater type.

3:What is the average cost of a pool heater for inground pools?

Prices typically range from $1,500 to $5,000, depending on the type, size, and installation costs.

4:How long does it take to heat an inground pool?

Heating time varies by heater type and pool size, but generally, it takes 24 hours to reach the desired temperature.

5:Are solar pool heaters effective for inground pools?

Yes, solar pool heaters are effective, especially in sunny climates, providing an eco-friendly and cost-efficient option.

6:What maintenance do pool heaters require?

Regular maintenance includes cleaning filters, checking for leaks, and ensuring proper water chemistry to enhance efficiency and lifespan.

Conclusion

In the realm of pool heating solutions, the Hayward W3H250FDN stands out with its robust 250,000 BTU capacity, ensuring rapid and efficient water temperature elevation, ideal for extensive inground pools. Its advanced technology and user-friendly interface enhance both performance and convenience, making it a premier choice for pool enthusiasts.

On the other hand, the Pentair MasterTemp 125,000 BTU Propane Heater exemplifies efficiency and reliability, catering to those seeking a compact yet powerful option. Its environmentally conscious design, coupled with swift heating capabilities, positions it as an exceptional alternative for maintaining optimal swimming conditions, reflecting a commitment to quality and sustainability.

Joye
Joye

I am a mechanical engineer and love doing research on different home and outdoor heating options. When I am not working, I love spending time with my family and friends. I also enjoy blogging about my findings and helping others to find the best heating options for their needs.