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LeakSeal Spray Coating, Black, 12-oz.

Rust-Oleum

12 oz. black leak seal spray. A rubberized protective utility coating designed to fill & seal leaks & cracks, provides a water tight, flexible seal that prevents moisture penetration, rust & corrosion, great for gutters, roofs, flashing, ductwork, pvc drains, masonry, concrete & much more.