Best Solar Swimming Pool Heaters of 2025

The SunHeater Solar Pool Heater by SunHeater is an efficient system that harnesses free heat from the sun to warm your pool water. By utilizing your pool's pump, this system can increase the water temperature by 6-10 degrees Fahrenheit, extending your pool season significantly. With easy installation using your existing filtration system, it includes all necessary components for a hassle-free setup. Featuring a tube-web-tube design, the SunHeater maximizes sun exposure, ensuring optimal heating. The durable polypropylene panels offer flexibility to withstand changing temperatures, providing long-lasting performance.

The GAME SolarPRO Heater is designed to effectively warm your above-ground and most inground pools. It can increase the water temperature by up to 5 degrees within just four days, making your pool more enjoyable. Crafted from durable materials, this heater withstands harsh outdoor conditions, ensuring long-lasting performance. Its unique curved shape enhances heat collection, allowing you to maximize warmth. Plus, the adjustable legs let you position the heater for optimal sun exposure, ensuring you get the most out of your solar heating experience.

The Smart Pool S601 Inground Pool Solar Heating System is a pool accessory that is designed to keep your in-ground swimming pool warm. It features 80 square feet of solar panels that measure 4 feet wide x 20 feet long, which can raise your pool water temperature up to 15°F. This solar heater is made of durable polypropylene and has a Direct Flow System with one header hole for each heating tube. Please note that an installation kit is required and sold separately.

The VINGLI Solar Pool Heater is an eco-friendly solution that harnesses solar energy to warm your pool water quickly and efficiently. With its unique tube grid design, it captures sunlight effectively, ensuring optimal heat absorption. This durable panel can withstand extreme temperatures, making it suitable for various climates. Installation is straightforward, as it works seamlessly with most pool setups and includes versatile connection fittings. You can also place it in diverse locations, whether on the ground or a roof, providing flexibility for your heating needs.

The Doheny's Solar Pool Heater is a convenient way to warm your above-ground pool using solar energy. It’s easy to set up with no need for gas or electrical connections, allowing you to enjoy a greener heating option. By connecting multiple collectors, you can enhance heating efficiency, raising your pool temperature by up to 10 degrees in just about a week. The collector kit can be installed beside your pool or mounted on a roof, offering flexible installation options to suit your setup.

Intex Solar Heater Mat 28685E is a great addition to your above-ground pool. Using solar technology, it can raise your pool water temperature by 5 to 9 degrees, depending on the weather. With an 11-square-foot surface area, it efficiently absorbs the sun's rays to heat your pool. This mat is simple to use and cost-effective, compatible with various filter pumps. It comes with hose attachments and adaptors, making installation a breeze. Constructed from durable PVC, it is suitable for pools up to 8000 gallons and can be easily folded for winter storage.

The XtremepowerUS Solar Heater is designed to enhance your swimming experience by efficiently warming your pool. With its two solar collector panels, this system can raise the water temperature by up to 10.8°F, allowing you to enjoy your pool for longer periods. It operates without the need for electricity or gas, making it both eco-friendly and cost-effective. Built from durable PE material, it can withstand extreme temperatures, ensuring reliable performance in various weather conditions. Additionally, the roll-up design makes it easy to transport and install in multiple locations, whether on the ground or a rooftop.

The GoFloats Inflatable Heaters offer an upgraded design that inflates quickly and lies flat, ensuring they effectively capture the sun's heat during the day and provide insulation at night. By using these heaters, you can significantly reduce heating time and costs, as they complement your existing gas and electric heaters. Their minimalistic blue design adds a modern touch to your pool area. Each heater covers 25 square feet, and by using multiple units, you can achieve optimal coverage for your pool, maximizing heat retention and comfort.

The XtremepowerUS Pool Heater harnesses solar energy to warm your pool, making it an efficient and economical choice for extending your swimming season. Made from durable polypropylene, it resists UV damage, ensuring a long lifespan. With its innovative tube-on-web design, this system maximizes sun exposure, capturing more heat for your pool. You can expect a temperature increase of 6-10 degrees Fahrenheit, allowing you to enjoy your pool for weeks longer. Just remember that a pool pump is required for operation, which is sold separately.

The Goplus Solar Heater 2.5FT x 16.5FT offers high-efficiency heating by capturing maximum sun to raise water temperature significantly, extending your pool season. Made of all-weather PE material, it can withstand extreme temperatures and absorb solar energy efficiently. This energy-efficient solar panel requires no electricity or gas, eco-friendly and economical. Its roll-up design allows easy portability for use in various pool types. Complete connecting kits ensure a secure installation, enhancing its usability for your swimming pool needs.