Rust-Oleum Leak Seal

Rust-Oleum Leak Seal is an easy-to-use, rubberized protective utility coating designed to fill and seal leaks and cracks. It provides a water tight, flexible seal that prevents moisture penetration, rust and corrosion.

Rust-Oleum Leak Seal: Great for gutters, roofs, flashing, ductwork, PVC, masonry, concrete and more Leak Seal dries to a semi-smooth, firm finish that will not sag or drip, and can be top-coated with latex or oil-based paints. Repair and prevent leaks on a wide range of demanding surfaces with Rust-Oleum LeakSeal Spray. This rubberized coating seals cracks, fills small holes Provides firm-but-flexible protection against moisture and rust on surfaces that need it most.