Solar Bubble BlanketSolar blankets (also known as solar pool covers) work to heat swimming pools and reduce water evaporation by trapping the sun's heat. They are a cost effective and environmentally friendly way to maintain or increase pool water temperature, saving on energy costs and chemicals. How they work: Solar blankets are typically made of translucent plastic material with air filled bubbles that act as insulation. These bubbles trap the sun's heat and prevent