About Zinsser® WATERTITE® Polyurethane Sealant
Seal deep cracks and holes with 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