How To Fix A Concrete Wall Hole

Concrete takes time to cure so keep the patch moist for several days for a stronger fix.

How to fix a concrete wall hole.

If your aim is to make the wall look better a smooth surface is also easier to paint. Use an epoxy injection system for basement wall crack repair. 5 wet the surface and apply a concrete bonding agent apply the bonding agent inside the hole with a paintbrush. Using a cold chisel and a 3 pound sledgehammer undercut the hole by making the pop out wider at the bottom than at the top.

Patching concrete holes is a simple weekend project and it can help protect your home for decades. The only way to repair foundation wall cracks successfully is by the injection process. Repairing cracks and holes in concrete walls. Some of the holes have water dripping through them.

How to fix a big hole in a cement wall when a posted a little while ago about sealing and patching holes in my garage i conveniently left one small thing out of the narrative. 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. Or rather one very large thing. Fixing a cracked concrete wall is similar to repairing a cracked sidewalk or driveway.

How to repair concrete steps. Then mix the mortar fill in the hole and level it to blend it in with the surrounding structure. The injection process fills the crack from top to bottom from inside to outside. To permanently patch the crack we used an epoxy injection system from polygem called the liquid concrete repair kit 60.

Clean the hole with a stiff fiber or wire brush. A water leak led me to remove drywall in my basement and to my surprise i discovered rows of holes 5 8 inch diameter in my concrete walls. A huge hole in the cement wall that separates our garage from our basement. Don t drive over the new repairs and keep other heavy loads clear while the concrete settles over the course of about five days or you ll risk damaging the repair.

We repaired a foundation wall which had an 8 ft long crack that leaked water into the basement during periods of heavy rainfall. We have since taken care of that issue but in order to do that the contractor had to bust 4 5 baseball to softball size holes in the exterior walls.