Repairing Concrete Basement Wall Cracks

Concrete wall crack repair in 8 steps step 1.

Repairing concrete basement wall cracks.

Repair a foundation crack with an epoxy sealer. We repaired a foundation wall which had an 8 ft long crack. First scrub the crack clean of any loose concrete paint or old filler using a wire brush. Concrete block walls in particular can form cracks for a number of reasons.

Mix the epoxy sealer. The poured concrete foundation dries too quickly shrinks and hairline cracks appear. Mix the two part epoxy. Use a nail to align injection points.

10d finishing nails partway into the crack spaced 12 in. There s also a stair step crack on each end of the horizontal crack and the wall is bowed in about 1 in. 6 things you need to know about basement crack repair. Repairing a foundation crack of this nature is similar to repairing other non structural cracks.

The injection process fills the crack from top to bottom from inside to outside. 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. Fill it with a caulk suitable for use on concrete. The only way to repair foundation wall cracks successfully is by the injection process.

Shrinkage this happens shortly after a house is built. 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. Settling typically this happens for only a short period after the house is built. 10d finishing nails partway into the crack spaced 12 in.

Fix concrete cracks in 8 steps step 1. There are 3 basic causes of cracks in foundation walls. Block out the injection ports. If a crack between the wall and floor exceeds.