Watertite Polyurethane Sealant 10.1oz 05091 Zinsser

Seal deep cracks and holes with Rust-Oleum® Zinsser® WATERTITE® Polyurethane Sealant for Concrete and Masonry. This high-performance, one-component, moisture-curing polyurethane formula permanently fills joints and remains flexible over time. Flexible joint filler, remains flexible over time Fills deep cracks and voids Seals and waterproofs Excellent adhesion