Patching Concrete Cracks In A Wall

Mix the two part epoxy.

Patching concrete cracks in a wall.

The only way to repair foundation wall cracks successfully is by the injection process. The injection process fills the crack from top to bottom from inside to outside. 10d finishing nails partway into the crack spaced 12 in. Fill it with a caulk suitable for use on concrete.

Step 1 widen the crack using a chisel and hammer to a minimum of inch and break away any deteriorating concrete the edges of the crack should be vertical or beveled in an inverted v. Quikrete concrete repair or quikrete self leveling polyurethane sealant may be used. Before you start to repair the crack use any combination of a wire brush vacuum or power washer to remove any oil dirt or debris from the concrete wall surface and from inside the crack. Each kit contains a two part epoxy crack sealer two 10 oz.

It covers cracks up to 1 2 inch wide. Do this by enlarging the crack using a concrete chisel and a hammer. Repairing a foundation crack of this nature is similar to repairing other non structural cracks. Dampen the area around the crack and then trowel on the mix.

Tubes of liquid concrete repair lcr a viscous epoxy that comes in a caulk type cartridge and seven plastic injection ports that deliver the lcr deep into the crack. Fill the crack with patching mix also know as vinyl concrete patching mix is made from vinyl portland cement and sand. The crack must be prepared so that the sealant will adhere to the crack surfaces. There s enough material in each kit to repair a 1 16 in wide x 8 in deep x 8 ft long crack.

Concrete wall crack repair in 8 steps step 1. If a crack between the wall and floor exceeds.