Gorilla Waterproof Patch Seal Liquid Black 32 Ounces Pack of 6

SEALS OUT WATER, AIR AND MOISTURE Flexible, rubberized coating seals out water, air and moisture to stop and prevent leaks EASY TO APPLY It can be applied by brush, roll, trowel, dip or pouring. Once applied, the self leveling formula smoothly covers small gaps and cracks ensuring a watertight seal TEMPERATURE AND UV RESISTANT When dried, the rubberized coating is temperature and UV resistant resulting in lasting repairs PAINTABLE Works with both latex and oil based paint When coating with oil based paint, use a primer first before painting GREAT FOR Roofs, Gutters, Skylights, Flashing, Chimneys, PVC Pipe Joints, Windows, RVs, DIY Projects and More For exterior use only. Not intended for inside of firebox or chimney stack.