Model TTW-SLG. Perfect sleeve for Soleus Air Through-The-Wall Air Conditioner. * Fits Soleus 24 inch and 26 inch Thru-the-Wall A/C units. * Designed to minimize heat loss; Reduce outdoor noise transmissions into the room. * Minor easy installation is required. * Product dimension: 16.5" H x 26.5" W x 16" D.