How To Patch Concrete Wall Cracks

Wash the walls with an acidic solution check on amazon to neutralize the salt completely and allow to dry for a few hours.

How to patch concrete wall cracks.

Remove all debris from the crack using a wire brush. First off brush off any loose material from the basement walls. Repairing a foundation crack of this nature is similar to repairing other non structural cracks. Fill it with a caulk suitable for use on concrete.

Place a cold chisel in the crack angle it slightly outward and tap it with a 3 pound sledge hammer. If a crack between the wall and floor exceeds. Concrete wall crack repair in 8 steps step 1. 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.

Then trowel the concrete into the crack until it is completely filled. Use a nail to align injection points. The injection process fills the crack from top to bottom from inside to outside. Mix the two part epoxy.

Remove all water and. If desired clean the crack with a pressure washer or a garden. How to repair wide concrete cracks chisel the crack with a hammer and masonry chisel to widen the base of the crack and to dislodge any loose material from. Using a chisel make the crack wider at the bottom than the top to anchor a patch make the crack wider at the bottom than at the top.

First scrub the crack clean of any loose concrete paint or old filler using a wire brush. Don t leave a depression along the surface of the patch. Mist the wall with water and then apply a coat of thoroseal with a latex additive check on amazon.