A Hi Temp solar blanket heats by day and insulates at night. If left on when the pool is not in use during the day, the blanket allows the sun's rays to pass through the bubbles to heat the pool water during the day. At night, the bubbles act as an insulator minimizing heat loss. Enjoy 10 - 15 degrees warmer water in season extend your swimming season Cuts heating costs by 70% or … [Read more...]