Fill the cracks and holes with concrete caulk.
How to fix hole in concrete block wall.
I considered a lot of options.
How to patch a hole in a cinder block wall step 1.
Use a hammer and chisel to remove loose concrete from the hole.
Using a wire brush brush clean the cracks and the holes.
Chisel out any loose pieces of cinder block around the edges of the hole and brush away any loose debris with a.
Mortar is commonly used to patch.
Set the spray nozzle to its.
Spray the hole out with water using a spray nozzle attached to a garden hose.
Knock away the cracked and crumbling concrete around the hole.
Le the hole or the crack dry for quite some time.
2 use a hammer and cold chisel to chip out a dovetail shape inside the hole.
Combine a mortar mix with water in accordance with the mortar instructions.
Also try to flatten out the bottom of the hole to create a stable level surface for the new patching material.
Brush out any remaining dirt or debris.
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.
Water may be used to make sure that all loose concrete particles are removed.
How to fill holes in a cinder block wall.