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/UV resistant resulting in lasting repairs!USE ON: Roofs, Gutters, Skylights, Flashing, Chimneys*, PVC Pipe Joints, Windows, RVs, DIY Projects and More! GREAT FOR: Metal, Concrete, Wood, Aluminum, Brick, Tile, Fabric, Rubber**, Glass and More! PRODUCT FEATURES? SEALS OUT WATER, AIR AND MOISTURE? CONTROLLED SPRAY PATTERN? FLEXIBLE? PAINTABLE? CREATES A PROTECTIVE COATING? TEMPURATURE AND UV RESISTANT* For exterior use only. Not intended for inside of firebox or chimney stack.** May not work for all types of plastics and rubbersDIRECTIONS1. Clean surface of dirt, dust, grease and oil. Make sure surface is dried completely.2. Shake well. Spray 8? to 12? from surface, covering evenly. A test spray on a disposable object is recommended before applying to your project.3. Apply multiple coats to ensure all cracks and holes have been filled. Allow to cure in between coats and before water exposure. Full cure at 24 hourNOTE:APPLICATION TEMPERATURE - 50°F- 90°FSERVICE TEMPERATURE - -40°F to 160°FSTORAGEStore in a cool dry location. After each use, turn the can away from the body towards a disposable object, turn can upside down and spray a short jet of clear gas. This will help avoid clogging for future uses.>/p>Click on the Gorilla link at the top of this page to shop the Gorilla Brand Store.