Asphalt Products best-selling aluminum reflective coating contains high-grade aluminum pigment, tough water-resistant asphalt and select fibers. The aluminum pigment seals in the natural oils of the asphalt keeping the asphalt pliant and roof watertight. Cool Coat Aluminum provides an excellent value, blending a high percent of aluminum with durable asphalt assuring a longer roof life, heat reflectivity and subsequent savings on roof maintenance.