These unsinkable Solar Heat Squares help increase and maintain water temperature with free heat from the sun. This passive heat system is made from 2 sheets of heavy-weight, UV-resistant vinyl with a thermal core that traps the heat from the sun and transfers it right to the water. Heat Squares work on any type of above ground or in ground pool and they also work great with automatic pool cleaners. Heat Squares also eliminate bulky blankets and clumsy reel systems altogether! Just lift them off the pool. The Solar Heat Squares require no inflation or deflation when removed making them easy to store out of direct sunlight when not in use.
Provides 36,900 BTU’s per Square per day for FREE!
Made from 2 layers of 8 MIL vinyl
Size: 54 x 54 inches
Over 20 square feet of solar heating power
Patent-Pending wind-proof edges
Squares are 6 Mil thick with a closed cell foam core
Product DOES NOT inflate. Nozzle needs to be kept closed at all times.