Premer WaterProof Top Winter Full Cover Size 24x24x24 Gray Premier Full covers provide full protection of your ac unit from the harsh elements of winter. Premier Full covers are made of 100 percent waterproof tops wth breathable tight mesh sides for total protection, without causing rusting. PremierAcCovers are highly resistant to sunlight,mold,mildew, and temperature extremes. ..Full 5 year manufacturers warranty, 100 percent satisfaction guarantee