Simpson Strong-Tie CPFH09KT - Crack-Pac FLEX-H2O Polyurethane Crack Repair Sealer Kit

Seals seeping or mildly leaking cracks Can be dispensed with a standard caulking tool Can also be used on dry cracks if water is introduced to affected area Can be used with a reduced amount or without accelerator to slow down reaction time Expands to fill voids and seal the affected area