Repair Large Hole In Concrete Wall

A huge hole in the cement wall that separates our garage from our basement.

Repair large hole in concrete wall.

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. If this is a retaining wall you need to fix the problem ont he other side of the wall first. Just before filling each hole with the expanding concrete repair product use an old spray bottle and spritz the hole with a spray. If this is just a wall above ground on both sides you can mix up some concrete patch and fill the hole back in.

Lay the chisel on the edge of the hole and point it downward at a 45 degree angle into the. It provides much better adhesion and curing of the patch. Mix the two part epoxy. It is kind of a not very good thing.

Don goggles and a respiratory mask. Scrape out the hole with a mason s chisel while dislodging loose or crumbling block. How to fix a large hole in a cement block 1. It is pretty bad for energy efficiency to have big holes from the inside to the outside.

Concrete wall crack repair in 8 steps step 1. Wet down the holes with water for best patch adhesion. Here it is with brad for scale. Don t skimp on cost.

The only way to repair foundation wall cracks successfully is by the injection process. Performing well in filling low spots on horizontal surfaces and filling open areas e g. You want the concrete surface in each hole to be perfectly clean. Large concrete hole patching and thick cement repair product deep patch by surecrete deep patch is a just add water concrete patch for large concrete voids or holes.

If you have a wet dry vacuum this is a great place to use it. Clean out as much debris as. Use a nail to align injection points. First scrub the crack clean of any loose concrete paint or old filler using a wire brush.

10d finishing nails partway into the crack spaced 12 in. If your aim is to make the wall look better a smooth surface is also easier to paint. Patching such holes is a necessary part of keeping your concrete foundation wall in good repair.