Use the corner of a trowel or your finger to pack the compound into the hole making sure it is completely full.
How to fill a big hole in concrete wall.
The stuff expands pretty much so start at about a 50 fill and see where that gets you.
Apply at any depth without n.
Fill the hole with the patching compound.
Apply a coat of concrete adhesive to the hole.
Wait for about 10 to 15 minutes or until it gets sticky.
You ll want to fill so the foam is more or less even with the inside of the block.
Spread a layer of patch mixture over the.
Remove loose material from the hole in the wall by probing it with the tip of a.
Concrete takes time to cure so keep the patch moist for several days for a stronger fix.
Remove loose material with a wire brush and blow out any remaining debris.
Mix it up to the consistency of peanut butter and fill what s left.
Use a cold chisel and hammer to make the space wider underneath the hole.
Before attempting to fill a hole clear out loose concrete and other debris.
An ideal patch to use for both purposes is hydraulic cement which expands to fill cracks and holes as it dries.
Then use one of the concrete patching mix like the one from quikrete.
After hearing that i seriously considered just gluing a piece of plywood over it and calling it a day.
Repairing the holes in a concrete wall involves undercutting the hole.
Then mix the mortar fill in the hole and level it to blend it in with the surrounding structure.