HeavyDuty Beathable Tight Mesh Winter Full Air Conditioner Cover - 28x28x28Ht - Black Provides protection during winter with its tight breathable mesh, that does not cause any rust of your ac unit. Winter full covers are made of heavy duty material with a full 5 year manufacturer warranty .100% satisfaction guarantee. This cover is NOT waterproof. We also sell Premier waterproof top full covers All our Covers are made in America using American Materials and Labor. 100% satisfaction guarenteed.