ATCOTE is a rubberized, flexible and durable aerosol coating that seals, protects and insulates. It may be used to protect fenders, frames, fuel tanks, door panels, rocker panels, hoods and fire walls against moisture, road salt and corrosion. It is used to seal gutters, roofs, drain systems, driveway cracks, tree wounds, drip pans, metal sinks and electrical boxes. ATCOTE may also be used on wheel wells, auto frames, underbody rocker panels, as well as on heavy trucks, hoists, cranes and tractors. This product is also great for rain gutters, roofs, metal ducts and cracks in basement walls.