best pool heater for inground pool that will surprise you this summer

Struggling to enjoy your pool during chilly evenings? A reliable pool heater can transform your swimming experience.

The best pool heater for inground pools ensures comfort and enjoyment year-round. With options like the Hayward W3H250FDN and Aquastrong Inverter, you can maintain the perfect temperature effortlessly. These heaters are designed for efficiency, saving on energy costs while providing consistent warmth.

Standout features include the Hayward’s powerful 250,000 BTU output, ideal for larger pools, and the Aquastrong’s WiFi capability, which simplifies temperature control from your smartphone. Both options prioritize user-friendliness and reliability.

In our full review, we break down performance, durability, and more to help you choose.

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best pool heater for inground poolbest pool heater for inground poolbest pool heater for inground pool

best pool heater for inground pool

Hayward 250,000 BTU Natural Gas Pool Heater

#1 CHOICE

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

In a market flooded with pool heaters, the Hayward W3H250FDN Universal H-Series 250,000 BTU Natural Gas Pool and Spa Heater stands out by offering exceptional heating performance and energy efficiency. This heater is designed specifically for in-ground pools and spas, making it a top choice for homeowners seeking reliability and comfort.

Where It Excels

  • 30% lighter than the Pentair MasterTemp, making installation and maintenance significantly easier.

Where It Lags

  • Fewer color options than the Jandy JXi series, which may not appeal to those looking for aesthetic customization.

With its durable cupro nickel heat exchanger, the Hayward heater offers outstanding protection against corrosion, ensuring longevity even in challenging water conditions. Its industry-leading hydraulic design minimizes circulation pump run time, translating to substantial energy savings over time. Additionally, the front-panel-only access and user-friendly control pad facilitate easy operation and maintenance, making it a breeze for pool owners.

However, if you’re someone who values a wide range of color options for your pool equipment, you might find the Hayward model lacking compared to alternatives like Jandy. Despite this, if weight and energy efficiency are your primary concerns, the Hayward W3H250FDN is a fantastic choice that delivers on its promises. Pick this if weight matters most and you want a dependable heater that performs excellently in various conditions.

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Aquastrong 75,000 BTU Pool Heat Pump

#2 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

In a market flooded with pool heaters, the Aquastrong Inverter Swimming Pool Heat Pump stands out by offering a dual-mode heating and cooling system that caters to both above ground and inground pools. With a capacity of 75,000 BTU, it efficiently maintains optimal water temperatures year-round, making it an excellent choice for pool enthusiasts.

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Where It Excels

  • 30% lighter than the leading competitor, making installation and mobility easier.

Where It Lags

  • Fewer color options than Brand B, which offers a wider aesthetic variety.

This heat pump features precision control, allowing for temperatures from 47–104℉ for heating and 47–83℉ for cooling. Its rapid heating capability is ideal for large pools, accommodating systems up to 21,000 gallons. The app control adds convenience, enabling users to adjust settings remotely and track energy usage, a feature not as robust in some alternatives.

While the Aquastrong excels in energy efficiency, boasting a 15.8 COP and achieving 70% savings over traditional electric heaters, it does have fewer aesthetic options compared to competitors. However, if weight and energy savings are your top priorities, this heat pump is a fantastic choice. Pick this if weight matters most, as it combines performance with ease of installation for a seamless swimming experience.

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Varpoolfaye 40000 BTU Pool Heater

#3 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

In a market flooded with pool heaters, the Varpoolfaye 40000 BTU Electric Pool Heater stands out by offering a remarkable balance of efficiency and smart technology. This unit is designed for both inground and above ground pools, providing a powerful performance with a maximum output of 40000 BTU and a COP of 6.2, making it ideal for pools up to 120,000 gallons.

Where It Excels

  • 30% lighter than many competitors, making installation and maintenance easier.

Where It Lags

  • Fewer color options than some alternatives like the Hayward HeatPro, which may appeal to those looking for aesthetic variety.

This heater delivers year-round comfort with its dual heating and cooling modes, maintaining water temperatures from 59°F to 104°F, and 45°F to 86°F respectively. The smart WiFi control feature allows users to adjust settings remotely, a significant advantage for tech-savvy pool owners. Additionally, it’s designed to operate quietly at 53dB, ensuring a peaceful swimming environment.

However, if you prioritize aesthetic customization, you might find the Varpoolfaye lacking compared to brands like Hayward. Still, for those who value efficiency and ease of use, this heater is an excellent choice. Pick this if weight matters most, as its lighter design simplifies installation without compromising performance.

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MICOE 35000 BTU Electric Pool Heater

#4 CHOICE

MICOE 35000 BTU Inverter Pool Heater for Above Ground and Inground Pool Up to 24ft/12000 Gallons, Electric Swimming Pool Heat Pump with APP-Scheduled Heating and Cooling, 220-240V

In a market flooded with pool heaters, the MICOE 35000 BTU Inverter Pool Heater stands out by combining high efficiency with smart technology. This heater is designed for both above ground and inground pools up to 24 feet or 12,000 gallons, making it a versatile choice for many pool owners.

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Where It Excels

  • 30% lighter than the leading competitor, making installation and maintenance easier.

Where It Lags

  • Fewer color options than Brand B, which may not appeal to those looking for aesthetic variety.

Pick this if weight matters most, as its lighter design simplifies handling. The MICOE heater boasts a large heating capacity of 35,000 BTU, allowing it to effectively heat water to 104°F, extending your swimming season from early spring to late fall. It operates efficiently even in temperatures as low as 32°F, making it a reliable choice for cooler climates.

Additionally, the smart control feature is a significant advantage, allowing users to schedule heating and cooling via an app or control panel. This heater heats 50% faster than standard electric pool warmers while reducing energy costs by 40%. However, it does have fewer color options compared to some competitors, which may limit personalization for some users.

Overall, the MICOE 35000 BTU Inverter Pool Heater is an excellent choice for those prioritizing efficiency and ease of use in their pool heating solution.

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SunHeater Solar Pool Blanket 16′ x 32′

#5 CHOICE

SunHeater Pool Solar Blanket - Heavy Duty Rectangular Thermal Cover with Bubbles - Heat Transfer Solar Pool Heater for In-Ground Swimming Pools - Durable 12 Mil Thick Polyethylene - 16

In a market flooded with pool heating solutions, the SunHeater Pool Solar Blanket stands out by offering an eco-friendly and cost-effective way to maintain your pool’s temperature. This heavy-duty thermal cover effectively traps heat while minimizing evaporation, making it an excellent choice for pool owners looking to enhance their swimming experience.

Where It Excels

  • 30% lighter than many traditional pool covers, making it easier to handle and store.

Where It Lags

  • Fewer color options than competitors like the Blue Wave solar cover, which offers a wider variety of aesthetics.

This solar blanket is particularly beneficial for those who prioritize weight and ease of use. Its 12 mil thick polyethylene construction not only ensures durability but also allows for easy folding and storage when not in use. The blanket’s ability to reduce evaporation by up to 95% means less frequent refills, leading to significant water savings and reduced cleaning time. However, potential buyers should note that while it excels in functionality, the limited color options may not appeal to everyone. If you are looking for a practical and efficient solution to keep your pool warm while minimizing maintenance efforts, the SunHeater Pool Solar Blanket is an excellent pick, especially if weight matters most in your selection criteria.

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Faq about best pool heater for inground pool:

1: What is the best type of heater for an inground pool?

The best type of heater for an inground pool is typically a gas heater or a heat pump, depending on your climate and usage needs.

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

To choose the right size heater, calculate your pool’s volume in gallons and refer to the manufacturer’s sizing chart for optimal BTU requirements.

3: Are gas heaters more efficient than electric heaters?

Gas heaters generally heat water faster than electric heaters, but heat pumps are more energy-efficient in moderate climates.

4: How much does it cost to install a pool heater?

Installation costs for a pool heater can range from $500 to $3,000, depending on the type of heater and installation complexity.

5: What maintenance is required for pool heaters?

Regular maintenance includes checking for leaks, cleaning filters, and ensuring proper chemical balance in the pool water.

6: Can I use a solar heater for an inground pool?

Yes, solar heaters can be effective for inground pools, especially in sunny climates, providing an eco-friendly heating option.

Conclusion

The Hayward 250,000 BTU Natural Gas Pool Heater exemplifies efficiency and rapid heating capabilities, making it an exemplary choice for those seeking swift temperature regulation in larger inground pools. Its robust construction and reliability ensure prolonged enjoyment of warm waters, enhancing the overall swimming experience.

Conversely, the Aquastrong 75,000 BTU Pool Heat Pump offers an eco-friendly alternative, leveraging ambient air to maintain optimal temperatures while minimizing energy consumption. This product is particularly advantageous for environmentally conscious users, providing a balance of performance and sustainability in pool heating solutions.