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Concrete & Masonry Sealant, Polyurethane, Grey, 10.1-oz.


A one-part, moisture-curing, fast skinning commercial grade sealant. Specially formulated to provide a permanent, waterproof seal when filling exterior gaps and cracks in concrete, stone and masonry. This high performance sealant offers superior adhesion to a wide variety of substrates and remains permanently flexible. Paintable. 50 year durability guarantee. Meets or exceeds Federal Spec TT-S 00230C, Type II, Class A and ASTM C 920, Type S, Grade NS, Class 25. Ideal for use on joints, foundations, sidewalks, patios, and driveways.

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