If your wall has holes as well as cracks you ll need to use a slightly different material.
Patching hole in concrete block wall.
Repair the hole in the cement block as soon.
Bonds to concrete brick stone and many other surfaces excellent for concrete repair anchoring underlayments precision grouting casting and more east to use just add water meets astm c1107 requirements one 55 lb.
It is important to remember that when applying the patching materials they should be wet.
These materials are specifically designed to fix any hole or crack in the block foundation.
Use mortar and concrete caulk to fill holes.
After hearing that i seriously considered just gluing a piece of plywood over it and calling it a day.
Patching a hole in a cinder block wall requires some time along with the appropriate materials to make the repair.
To repair small cracks or holes in cinder block walls you can use concrete.
Cinder blocks can still be damaged by time and severe impact however.
The easiest fastest cheapest solution to repairing the cinder block was using poured concrete and then painting the entire wall to mask the patch.
As moisture fills the holes and the temperature changes the edges will grow brittle and crumble.
Hose the wall down or scrub it with a washcloth then use a metal file to smooth out any rough edges.
Open it by cutting off the tip and squeezing until the contents come out in a bead.
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.
I considered a lot of options.
For aesthetic reasons we decided to cap the blocks to give it a smooth finished edge.
Fill the hole working upward from the bottom.
Bag yields 0 5 cubic feet which is equal to a 12 x12 x6 thick.
Put a tube of combined mortar and concrete caulk into the caulking gun.
Holes occur in a cement block for a number of reasons ranging from the blunt force of something striking it to settling walls causing stress fractures.
If the hole or crack is too big for concrete caulk to deal with there are patching materials available.