Project instructions step 1.
How to fix leak in concrete wall.
It is important not to create v shaped edges as the hydraulic.
Mix hydraulic water stop by adding.
Paint a generous coating of this material onto the wall working the product in all directions to completely seal any pinholes.
First scrub the crack clean of any loose concrete paint or old filler using a wire brush.
Mix the two part epoxy.
Using a masonry chisel enlarge the crack to a minimum inch width and then remove all loose material.
Concrete wall crack repair in 8 steps step 1.
Injecting a urethane resin under pressure will seal and fill these voids and pockets thus stopping the leak.
Squarely cut or undercut the edges of the crack.
Seal the entire concrete wall with a waterproof masonry product.