Filling A Hole In Concrete Wall

I m assuming your wall is made of concrete blocks also called cinder or cement blocks.

Filling a hole in concrete wall. How to fill large hole in an internal wall using a core which was cut out from a thermolite block using a core drill. As moisture fills the holes and the temperature changes the. Patching concrete holes is a simple weekend project and it can help protect your home for decades. 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.

Then mix the mortar fill in the hole and level it to blend it in with the surrounding structure. Holes in concrete walls are more likely the result of drilling into the wall to secure shelving or to hang other items on the wall. I might fill most of the void with spray foam. Pop outs are small conical shape chunks of concrete that have popped out and left a hole behind.

You ll want to fill so the foam is more or less even with the inside of the block. The stuff expands pretty much so start at about a 50 fill and see where that gets you. To create a smooth surface when these items are removed the hole must be filled. How to fill holes in a cinder block wall.

In addition to being an eyesore a hole in an exterior concrete wall of your home creates a point of weakness in the. The hole in this wall was particularly. Concrete takes time to cure so keep the patch moist for several days for a stronger fix. Using a cold chisel and a 3 pound sledgehammer undercut the hole by making the pop out wider at the bottom than at the top.

Fill the crack with patching mix also know as vinyl concrete patching mix is made from vinyl portland cement and sand. Common spackling products do not adhere to the concrete and are not suitable for repairing holes or cracks in your concrete walls.