10 Best Pool Solar Covers 2025 in the United States

The BigXwell Solar Pool Cover is designed to harness solar energy to heat your pool. Its 16-mil thickness and thermal bubble design are effective in trapping heat from the sun, which can warm up the pool during sunny days and maintain the temperature during cooler nights. The polyethylene material promises durability and longevity, even under harsh weather conditions, while also being lightweight and easy to install or remove.

The blue color of the cover not only looks appealing but also contributes to UV protection, which is crucial for minimizing water evaporation – claimed to be reduced by up to 95%, helping conserve water significantly. Additionally, the cover can be trimmed to fit pools of various shapes, making it versatile for both in-ground and above-ground pools.

However, at 50.9 pounds, it might be a bit heavy for some users to handle. Given its size of 16 x 32 feet, it is suitable for larger pools. This cover is a robust option for those looking to efficiently heat their pool and reduce water evaporation, with the flexibility of fitting different pool shapes and sizes.

The Sun2Solar Blue 20 ft x 40 ft Rectangle Pool Solar Cover is designed to harness solar energy to heat swimming pools, providing a cost-effective solution to raise water temperatures by up to 15 degrees. A notable strength of this cover is its ability to retain heat, which helps keep the pool water warmer overnight. Additionally, it effectively reduces water evaporation by up to 95%, which can save on water replacement and chemical costs. This feature is beneficial for pool owners looking to conserve resources and maintain the pool's chemical balance.

Made from resin, the cover is lightweight, making it easy to install and remove. It also incorporates a bubble design, which enhances its thermal insulation capabilities. The cover’s blue color is practical for absorbing sunlight, and its rectangular shape and size make it suitable for large inground or above-ground pools but may not fit non-standard or smaller-sized pools without some adjustment.

The inclusion of 6 heavy-duty grommets adds to its durability, providing extra support for secure placement. This solar cover is UV resistant, ensuring longevity under sun exposure. This product is ideal for pool owners with large rectangular pools who are looking for a straightforward and efficient way to heat their pool while minimizing water and chemical loss.

The BigXwell Solar Pool Cover is designed to help you enjoy warmer pool water for longer by trapping solar heat with its 12 mil thick polyethylene material and thousands of thermal bubbles. This thickness is strong enough to offer durability while still being lightweight, making it easy to put on and take off your pool. The cover’s blue color is typical for solar covers and helps absorb sunlight effectively. Sized at 16x24 feet, it fits many standard above-ground and in-ground pools with a rectangular shape.

One of its key advantages is reducing water and chemical evaporation by up to 95%, which means less frequent refilling and chemical balancing, saving you time and money. It also helps keep debris out, so your pool stays cleaner, reducing maintenance. The material is built to withstand harsh weather, promising good longevity, though it may still require proper care like gentle cleaning and careful storage to extend its life.

The polyethylene material generally offers decent UV resistance, which is important for the cover’s durability under sun exposure. This product is a solid choice if you want a practical, easy-to-use solar cover that balances heat retention, protection, and maintenance benefits without complicated installation.