18' Round 8 Mil Blue Heavy Duty Swimming Pool Solar Blanket Heater Cover. Increases pool water temperature by up to 10 degrees. Cuts evaporation by up to 90%.Thicker 8 mil is stronger than most basic 5 or 6 mil covers on the market means improved heat retention. Space Age Diamond design means less chance of cover disintegrating in your pool. The Pool Mate 8 mil Heavy Duty Solar Blanket warms up your pool water by up to 10 degrees. Made of polyethylene material, this solar cover floats bubble side down on the surface of your pool water when the pool is not in use, allowing solar energy to pass through and trap it as retained heat in the pool. This cover is Blue and made of Heavy Duty 8 mil material that helps raise the water temperature by absorbing sunlight during the day and retaining the heat at night, thereby extending the pool season. Savings come from a reduction in water evaporation decreasing chemical consumption. Material is highly resistant to ultraviolet rays which inhibits deterioration. SPLASH SUPER CENTER HAS IT ALL. At Splash Super Center, our aim is to bring you a better on-line shopping experience, with the best products at great savings and complete customer service satisfaction. We researched the biggest pool supply web sites, and found they fell far short of what you, our pool supply customer, deserve for your pool supply dollar. Orders may arrive in multiple packages and on separate days, depending on type and volume of product ordered. We would love to hear from you! This listing is currently undergoing maintenance, we apologise for any inconvenience caused. This item is in the category "Home & Garden\Yard, Garden & Outdoor Living\Pools & Spas\Pool Equipment & Parts\Pool Covers & Reels". The seller is "splashsupercenter" and is located in this country: US. This item can be shipped to United States.