Gorilla Waterproof Patch & Seal Spray is a flexible, rubberized coating that seals out water, air and moisture. The applicator nozzle has a controlled spray pattern providing a clean, even coat. Once applied, the self leveling formula smoothly covers small gaps and cracks ensuring a watertight seal. When dried, Gorilla Waterproof Patch & Seal Spray is paintable and temperature resistant resulting in lasting repairs!