Red Devil’s new sealant expands quickly and can tolerate exposure to precipitation just 30 minutes after application. Made of silicone, StormGuard-920 can be used on window and door frames, skylights, trim, gutters, vents, pipes, and air conditioners. It adheres to materials such as metal, vinyl, plastic, wood, plaster, drywall, brick, glass, ceramic surfaces, and concrete.
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