Products / CertainTeed SMARTCOAT 420 Fibered Aluminum Coating

Fibered aluminum roof coating with a reflective silver finish, which CertainTeed lists for smooth torch-applied APP modified bitumen roofs such as Flintlastic STA and STA Plus. It comes in 5 gallon pails, dries in 1 to 2 hours and is applied at about 1 to 1.5 gallons per 100 sq ft, depending on the surface. CertainTeed lists it as meeting ASTM D2824-06 Type III and Federal Specification TTC 1079, and as reflecting over 70 percent of solar radiation.