DRYLOK 00917 Cement Hydraulic WTRPRF, 4-Pound, Gray
- Use to patch interior or exterior mortar joints, cracks and holes in masonry walls above or below grade, sealing leaks around concrete and masonry.
- Withstands up to 3,050 lb. of hydrostatic pressure.
- Sets within 3 - 5 minutes to stop active water leaks.
- Interior and Exterior use, no topcoat required.