Injecting a typical wall crack with an epoxy or urethane resin is done under pressure pushing the material from the inside all the way to the outside.
How to fix a large hole in a concrete wall.
The only way to repair foundation wall cracks successfully is by the injection process.
Patching such holes is a necessary part of keeping your concrete foundation wall in good repair.
The injection process fills the crack from top to bottom from inside to outside.
Cinder block is a useful construction material since it is normally lighter than solid concrete and yet still durable enough to last under normal stress conditions.
For that size vertical hole you may need to brace a board over the hole to hold in the patch until it dries.
How to fix a big hole in a cement wall when a posted a little while ago about sealing and patching holes in my garage i conveniently left one small thing out of the narrative.
How to fill large hole in an internal wall using a core which was cut out from a thermolite block using a core drill.
Holes this large make that type of fix impractical.
If this is a retaining wall you need to fix the problem ont he other side of the wall first.
Cinder blocks can still be damaged by time and severe impact however.
A huge hole in the cement wall that separates our garage from our basement.
Or rather one very large thing.
The hole in this wall was particularly.
If you do have hollow cinder block walls then yes you will need to use a filler like spray foam for areas the holes go all the way into the center.
If your aim is to make the wall look better a smooth surface is also easier to paint.
If this is just a wall above ground on both sides you can mix up some concrete patch and fill the hole back in.