Aircoat Cool Exterior Wall Coats have a high SRI coating. They are made from water-based acrylic resin and filled with vacuumed sodium birosilicate ceramic microspheres less than 100 microns. The Aircoat Cool Exterior Wall Coat reduces solar heat gain and keeps roof temperatures low. This effectively reduces cooling loads. Aircoat Cool Exterior Wall Cover Coat is specifically designed to solve the problems that common paint can cause. Aircoat Cool Exterior Wall Coat is extremely durable, even in the harshest climates. Our wall coatings are 100% resistant to UV rays and moisture. They will not crack, fade or flake.