Rust-Oleum Brush Flexible Rubber Coating- Black

LeakSeal Brush features an easy-to-use formula that creates a flexible rubber coating to fill and seal leaks and cracks instantly. Watertight seal prevents moisture penetration, rust and corrosion to ensure your surfaces are completely protected. Plus, it dries to a paintable finish for discreet use virtually anywhere. LeakSeal Brush is perfect for gutters, roofs, flashing, ductwork, PVC, masonry, concrete and more.