Sealant blocker fills gaps and cracks inside the garage, attic, crawl space, basement, under sinks, around pipe/electrical penetrations or any areas where pests, insects or drafts can enter your home and living spaces. Specially formulated to air seal and insulate for increased energy cost savings. Contains an epa registered pesticide protecting foam from an attack by mice, birds, Bats or tree squirrels as well as effectively blocking Ants, Roaches, spiders or bees. Conveniently safe to use and contains no lingering odors. The paintable and sandable sealant is tack-free in only 15 minutes and Dries in 4 hours.