How To Fix Concrete Wall Hole

3 fill the crack with patching mix also know as vinyl concrete.

How to fix concrete wall hole.

If this is just a wall above ground on both sides you can mix up some concrete patch and fill the hole back in. Dampen the hole and surrounding area with water using a spray bottle. Kudzu9 12 years ago. If the hole is already greater than 1 in 2 5 cm deep don t try to make it deeper.

Patching mix is made from vinyl portland. Always wear gloves when handling cement. If possible make the bottom part of the hole slightly wider than the top part. To anchor a patch make the crack wider at the bottom.

To apply the cement i grabbed a good handful and worked it into the right shape breaking up any clumps. 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. Vacuum any remaining dust or debris out of the hole. Tools 1 using a chisel make the crack wider at the bottom than the top.

You can do this by holding the. Mix a small portion. The injection process fills the crack from top to bottom from inside to outside. Clean the hole and surrounding area with a wire brush.

I used a soaked sponge to wet the bricks and mortar making it easier for the cement to get a good bond. For that size vertical hole you may need to brace a board over the hole to hold in the patch until it dries. Use a hammer and chisel to remove loose concrete from the hole. Instead clean it out and choose an.