I want to fill them so that i can drill in the same area again in the future should i need to.
Fill concrete wall holes.
Brush any dust from the damaged area.
Failing to do this could cause the filler plaster to fall out.
After hearing that i seriously considered just gluing a piece of plywood over it and calling it a day.
The stuff expands pretty much so start at about a 50 fill and see where that gets you.
With a putty knife or trowel.
Common spackling products do not adhere to the concrete and are not suitable for repairing holes or cracks in your concrete walls.
I ve got drill holes in interior concrete walls 8mm say and i want to fill them but what will i fill them with.
This product can bond concrete pieces well and fill inch deep holes and cracks.
To create a smooth surface when these items are removed the hole must be filled.
If your aim is to make the wall look better a smooth surface is also easier to paint.
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 m going to show you how to use expanding foam filler to fill deep holes or gaps in walls.
Maybe not in the exact same hole could be 1 or 2 mm to the left or the right.
The polyfill expanding foam filler can expand to twice it s size.
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 have to make sure the hole is cleaned from residue because the filler needs to be able to stick to its background.
So fixing concrete stairs or repairing a walkway in the garden will be easy as the dap 32611 phenopatch pre mixed concrete patch promises.
I m assuming your wall is made of concrete blocks also called cinder or cement blocks.
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.
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.
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.
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.
Rake any loose plaster from the hole in the wall and the surroundings.
And as a pre mixed patch it also has a simple way of getting things done.
You ll want to fill so the foam is more or less even with the inside of the block.