Are you looking to extend your swimming season and enjoy your above ground pool even in cooler temperatures? An above ground pool heater is an excellent investment that can significantly increase your pool's usability. With numerous options available, choosing the best above ground pool heater can be a daunting task. This comprehensive guide will help you make an informed decision by exploring the top heaters, their features, and factors to consider.
Top Above Ground Pool Heaters in 2023
Here are some of the best above ground pool heaters currently available on the market:
- Hayward H400FDN Natural Gas Pool Heater: This heater is known for its high performance and energy efficiency. It features a Cupro-Nickel heat exchanger for enhanced durability and a digital control panel for easy operation.
- Intex Solar Heater Mat: An affordable and eco-friendly option, this solar heater uses the sun's energy to heat your pool. It's easy to install and can raise your pool's temperature by up to 10 degrees Fahrenheit.
- Fafco Solar Bear Economy Heating System: Another solar-powered option, the Solar Bear is designed for above ground pools up to 18 feet in diameter. It's durable, easy to install, and can significantly extend your swimming season.
- SunHeater Solar Pool Heating System: This system is designed to heat pools up to 16 feet by 32 feet. It's made of durable materials, is easy to install, and can raise your pool's temperature by up to 15 degrees Fahrenheit.
Types of Above Ground Pool Heaters
Above ground pool heaters can be categorized into three main types:

- Gas Heaters: These heaters use natural gas or propane to heat your pool. They are known for their quick heating times and high performance but can be more expensive to operate.
- Electric Heaters: Electric heaters use electricity to heat your pool. They are generally more energy-efficient than gas heaters but can take longer to heat your pool.
- Solar Heaters: Solar heaters use the sun's energy to heat your pool. They are eco-friendly, cost-effective, and can significantly extend your swimming season. However, they rely on sunlight and may not be as effective in cooler climates.
Factors to Consider When Choosing an Above Ground Pool Heater
When selecting the best above ground pool heater, consider the following factors:
Pool Size
The size of your pool will significantly impact the type and size of the heater you need. Ensure the heater you choose is compatible with your pool's size to ensure efficient and effective heating.
Climate
Your climate will also play a significant role in determining the best heater for your pool. If you live in a cooler climate, you may need a more powerful heater, such as a gas heater. In warmer climates, a solar heater may be sufficient.

Energy Efficiency
Consider the energy efficiency of the heater. More energy-efficient heaters will save you money on operating costs in the long run. Look for features such as digital controls, automatic temperature settings, and low NOx emissions for gas heaters.
Installation and Maintenance
Consider the ease of installation and maintenance of the heater. Some heaters, such as solar heaters, are easier to install than gas or electric heaters. Regular maintenance, such as cleaning and servicing, will also impact the heater's lifespan and efficiency.
Cost
Finally, consider the cost of the heater. While it's essential to choose a high-quality heater, you don't want to overspend. Consider the upfront cost, as well as the operating and maintenance costs, when making your decision.
Conclusion
Choosing the best above ground pool heater involves careful consideration of your pool's size, climate, energy efficiency, installation and maintenance needs, and budget. By understanding the different types of heaters available and the factors to consider, you can make an informed decision that will help you enjoy your pool for longer throughout the year.