Our durable above-ground Solar Blanket can warm your pool by up to 15°F. Solar blankets are made to give you maximum heating properties combined with long life. Our 8-mil blanket is loaded with thermal bubbles that retain heat at night and on cool cloudy days. The transparent blue color allows the maximum amount of solar rays to reach your pool for optimal heating. Blankets are U.V.-protected so they last under the most intense sunlight. Available in a variety of sizes for round and oval above ground pools. 3-year Warranty.