How To Fill A Big Hole In Concrete Wall

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.

An ideal patch to use for both purposes is hydraulic cement which expands to fill cracks and holes as it dries. Before attempting to fill a hole clear out loose concrete and other debris. Mix it up to the consistency of peanut butter and fill what s left. Remove loose material from the hole in the wall by probing it with the tip of a.

The stuff expands pretty much so start at about a 50 fill and see where that gets you. Then mix the mortar fill in the hole and level it to blend it in with the surrounding structure. Apply at any depth without n. Apply a coat of concrete adhesive to the hole.

Concrete takes time to cure so keep the patch moist for several days for a stronger fix. Wet the surface and apply a concrete bonding agent apply the bonding agent inside the hole with a paintbrush. Repairing the holes in a concrete wall involves undercutting the hole. The guys at home depot had a lot of fun lamenting the fact that the hole existed to begin with and then suggested that i build a mold on one side of the wall and fill it in with a pour of concrete.

Use a cold chisel and hammer to make the space wider underneath the hole. Watco concrex vertical is specially formulated to repair damaged concrete pillars sills lintels beams render and stonework. Then use one of the concrete patching mix like the one from quikrete. Fill the hole with the patching compound.

Remove loose material with a wire brush and blow out any remaining debris. Spread a layer of patch mixture over the.