Perfect Aire Air Conditioner Sleeve 25.5 in. W X 15.25 in. H White

This precision-made sleeve ensures a perfect, foolproof fit for your thru-the wall air conditioner. Designed to fit all standard 24-inch units, this thru-the-wall air conditioner sleeve acts like a weather-proof seal to minimize heat loss and protect the unit from the elements. It also acts as a noise buffer, reducing noise transmissions from the great outdoors into the great room-or any room.