M-D Building Products 50042 18-Inch by 27-Inch by 22-Inch Window Air Conditioner Product Description M-D air conditioner cover, m-d, 27 in width, 22 in length, polyethylene, Silver, 18 in height, with elastic strap, for fits 10000 - 15000 btu units. Durable. Blocks out water, ice, dust and leaves during off season. M-D Building Products 50042 18-inch by 27-inch by 22-inch window air conditioner cover. From the Manufacturer This Air Conditioner Cover protects your window air conditioner unit to reduce maintenance costs. Expansion and contraction of ice during freeze/thaw cycles can cause unit damage. Protect unit by installing an air condition cover. Features Seals Out Cold Drafts And Moisture Fits Window Units 10, 000 To 15, 000 Btu Protects Unit From Damage Caused By Freezing Water And Debris Brand Name: M-D Building Products USA SHIPPING estimates delivery times and we work to get your item to you as quickly as possible and within those times, but please know it may take slightly longer than the estimate.