Rust-Oleum® 780 elastomeric roof coating provides a high initial reflectivity value of 85%, energy efficiency, long term durability and excellent resistance to weathering and dirt pick-up. This elastomeric roof coating is formulated to meet and/or exceed the standards established in ASTM D 6083. Rust-Oleum® 780 elastomeric roof coating waterproofs and weatherproofs metal, weathered single ply membranes as well as smooth surface asphalt built-up and modified bitumen roofing substrates.