Rust-Oleum, Gallon, White, Silicone Roof Coating. A high solids, 100% silicone based roof coating that creates a durable, breathable, watertight and weatherproof barrier that resists natural weathering and reflects heat from the sun. Resists ultraviolet radiation and adapts to temperature extremes to provide long term weathering protection and energy savings. Allows for one coat application without the use of a primer. Can be applied over spray applied polyurethane foam, aged single ply roofs including PVC, EPDM, TPO, Hypalon, aged acrylic coatings, concrete, asphalt built up roofs, granulated modified bitumen, metal, RV and trailers roofs, and over existing silicone roof coatings. Contains no solvents. 84% reflectivity. Resists ponding water and rain after 2 hours.