Repairing Concrete Basement Wall Cracks

Fill it with a caulk suitable for use on concrete.

Repairing concrete basement wall cracks.

First scrub the crack clean of any loose concrete paint or old filler using a wire brush. 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. 10d finishing nails partway into the crack spaced 12 in. We repaired a foundation wall which had an 8 ft long crack.

The only way to repair foundation wall cracks successfully is by the injection process. Concrete block walls in particular can form cracks for a number of reasons. There s also a stair step crack on each end of the horizontal crack and the wall is bowed in about 1 in. Use a nail to align injection points.

Block out the injection ports. This basement has a crack running horizontally along the block concrete wall. Mix the epoxy sealer. Repair a foundation crack with an epoxy sealer.

Repairing a foundation crack of this nature is similar to repairing other non structural cracks. 6 things you need to know about basement crack repair. Some cracks are just annoyances while others are symptoms of a larger problem and with a little bit of know how you can tell the difference. Mix the two part epoxy.

You can t handle this cracked wall by simply filling the crack and finishing off the basement. If a crack between the wall and floor exceeds. The injection process fills the crack from top to bottom from inside to outside. The poured concrete foundation dries too quickly shrinks and hairline cracks appear.

10d finishing nails partway into the crack spaced 12 in. Shrinkage this happens shortly after a house is built. Concrete wall crack repair in 8 steps step 1. Settling typically this happens for only a short period after the house is built.