The flexible rubber coating; seals leaks and cracks
How to us 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...
Benefits of Rust-Oleum Leak Seal Flexible Rubber Coating - YouTube
RUST-OLEUM 3478 Leak seal, Quickly Seals Leaks And Cracks, Black : Amazon.co.uk: DIY & Tools