Blue Wave NS145 8-mil Solar Blanket for Oval Above-Ground Pools, 16-ft x 24-ft, Blue ENVIRONMENTALLY-FRIENDLY - This tough, 8-mil solar blanket can raise the temperature of your swimming pool by 15 degrees Fahrenheit on sunny days. REDUCES OPERATING COSTS - Keep your pool warm all summer longeven on cool nights and cloudy days. The insulating thermal bubbles trap heat and retain warmth for efficient, effective heating. UV-PROTECTED - Our blankets are built for the outdoors. This Oval 8-mil Solar Blanket for Above-Ground Swimming Pools is made to withstand years of exposure to UV radiation. REDUCE EVAPORATION: Prevent up to 95% of pool water and chemical evaporation with the use of a solar blanket. This reduction of evaporation is not only environmentally friendly, it will save you time and money, as well. 3-YEAR WARRANTY - Your product comes with a 3-year manufacturer warranty.