After hearing that i seriously considered just gluing a piece of plywood over it and calling it a day.
Fill concrete wall holes.
I ve got drill holes in interior concrete walls 8mm say and i want to fill them but what will i fill them with.
I m assuming your wall is made of concrete blocks also called cinder or cement blocks.
Most holes can be fixed with a quality mortar mix although you should use one with a crushed stone aggregate to fill holes over 1 in 2 5 cm deep.
I want to fill them so that i can drill in the same area again in the future should i need to.
Maybe not in the exact same hole could be 1 or 2 mm to the left or the right.
Patching such holes is a necessary part of keeping your concrete foundation wall in good repair.
I m going to show you how to use expanding foam filler to fill deep holes or gaps in walls.
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.
Fill the crack with patching mix also know as vinyl concrete.
To create a smooth surface when these items are removed the hole must be filled.
This product can bond concrete pieces well and fill inch deep holes and cracks.
I might fill most of the void with spray foam.
You ll want to fill so the foam is more or less even with the inside of the block.
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.
Treat holes as soon as you find them so you can prevent water and rodents from further damaging the concrete and getting into your home.
If your aim is to make the wall look better a smooth surface is also easier to paint.
You have to make sure the hole is cleaned from residue because the filler needs to be able to stick to its background.
Rake any loose plaster from the hole in the wall and the surroundings.
Brush any dust from the damaged area.
So fixing concrete stairs or repairing a walkway in the garden will be easy as the dap 32611 phenopatch pre mixed concrete patch promises.
The polyfill expanding foam filler can expand to twice it s size.
And as a pre mixed patch it also has a simple way of getting things done.
Here s how to fill a hole in the wall.
Failing to do this could cause the filler plaster to fall out.
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.
The stuff expands pretty much so start at about a 50 fill and see where that gets you.
