At eBay, get this Keystone 26″ Wall Sleeve for Through-the-Wall Air Conditioners for $24. It’s the best price we could find by $60. It’s an open-box unit designed to be fastened securely into a wall opening, including pre-cast concrete or masonry walls, before a through-the-wall air conditioner is installed. Buy Now at eBay
Features
26″ wall sleeve designed for through-the-wall air conditioners Secures directly to the wall opening before the air conditioner is installed Suitable for installation in pre-cast concrete or masonry walls Brand: Keystone, model KSTSLV1
