Dap 18188 12 Pack 10.1 oz. Butyl-Flex Gutter and Flashing Sealant, Aluminum Gray

DAP BUTYL-FLEX Gutter and Flashing Sealant is a long-lasting sealant formulated from high quality butyl rubber Forms a watertight seal against air and moisture. Remains flexible to resist cracking and crumbling due to temperature extremes, weathering or shock Adheres tightly to aluminum, steel, galvanized bonderized surfaces, wood, concrete, plastics, vinyl, rubber and painted surfaces Prevents leaks and moisture damage by maintaining a durable seal that resists heat, freezing temperatures, ultraviolet light and intermittent water immersion Ideal for Sealing gutters, drain Spouts, lap joints, flashings, roof vents, corrugated roofing, aluminum siding between base plate and slab