Hydrophobic urethane foam reacts on contact with water in a concrete crack to expand and foam. A closed cell foam is created that stops water leaks through a basement wall crack. The final product is flexible and will not shrink in volume.
300 cc x 300cc cartridge
Uses 824 (1/4" x 24 element static mixer)
Hydra Stop 300 forms a closed cell flexible foam to stop water penetration. The expansion is up to 30x the intial volume.