Repairing Large Holes In Concrete Walls

First scrub the crack clean of any loose concrete paint or old filler using a wire brush.

Repairing large holes in concrete walls.

This is important as most concrete products shrink as they cure and you want to prevent that as much as possible. Surecrete s solid cement filler is a single component just add water cement based chemical patching compound system providing a patch that goes from 1 8 0 32 cm and up. The only way to repair foundation wall cracks successfully is by the injection process. Don t skimp on cost.

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. Just before filling each hole with the expanding concrete repair product use an old spray bottle and spritz the hole with a spray. 10d finishing nails partway into the crack spaced 12 in. Use a nail to align injection points.

If you have a wet dry vacuum this is a great place to use it. For that size vertical hole you may need to brace a board over the hole to hold in the patch until it dries. If this is a retaining wall you need to fix the problem ont he other side of the wall first. Wet down the holes with water for best patch adhesion.

If your aim is to make the wall look better a smooth surface is also easier to paint. Fill the cracks and holes with concrete caulk. You want the concrete surface in each hole to be perfectly clean. Deep patch is solid concrete repair product for patching large holes in concrete surfaces.

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. It provides much better adhesion and curing of the patch. A huge hole in the cement wall that separates our garage from our basement. The injection process fills the crack from top to bottom from inside to outside.

Mix the two part epoxy. Using a wire brush brush clean the cracks and the holes. Water may be used to make sure that all loose concrete particles are removed. Patching such holes is a necessary part of keeping your concrete foundation wall in good repair.

Concrete wall crack repair in 8 steps step 1.