Brush out the concrete chippings with a wire brush.
Patching exterior concrete walls.
Things needed screwdriver putty knife wire brush wet dry vacuum spray bottle filled with water hydraulic cement clean mixing container trowel optional.
First scrub the crack clean of any loose concrete paint or old filler using a wire brush.
Paint the concrete bonding liquid along the length of the crack.
10d finishing nails partway into the crack spaced 12 in.
Wedge the chisel into the top of the crack in the concrete wall.
Concrete wall crack repair in 8 steps step 1.
Don t leave a depression along the surface of the patch.
Then trowel the concrete into the crack until it is completely filled.
Injecting a typical wall crack with an epoxy or urethane resin is done under pressure pushing the material from the inside all the way to the outside.
The only way to repair foundation wall cracks successfully is by the injection process.
If you are using concrete to patch the crack apply masonry adhesive or some type of bonding agent to the inner surface of the crack.
Mix the two part epoxy.
Use a nail to align injection points.