This Window Air Conditioner Cover helps keep rooms with indoor air conditioners free from cold drafts, dirt and heat loss during cooler months. Designed for use with smaller units, this accessory measures 12-in to 14-in. H x 18-in to 21-in W. Machine washable, the durable cover features an outer shell constructed of beige quilted fabric with an elastic edge for a secure fit. This is an accessory that can be used across several indoor air conditioner brands; check to see if your model number is compatible. Installing this accessory will not require tools, disassembly of the appliance or repair experience.