The wall needs to be moist so that the old concrete won t leach moisture out of the mortar that you apply and cause the repair to fail.
Pour concrete wall patch.
Once that has been done you may want to start mixing your mortar check on amazon.
Because basement floors are poured after the walls are poured the concrete where they meet doesn t always bond completely and this is a common spot for a crack to appear when the house settles.
Patch concrete repair concrete cement masonry the home depot store finder.
The only way to repair foundation wall cracks successfully is by the injection process.
Use a wire brush check on amazon to brush both ends of the walls and then try a vacuum pump to suck out all debris in.
Fill a bucket with the mortar and then use a hand trowel to apply it.
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.
Apply small amounts of water over a short period until it has absorbed water deep into the wall.