How To Repair Concrete Wall Cracks

The injection process fills the crack from top to bottom from inside to outside.

How to repair concrete wall cracks.

Cracks that form in a concrete wall particularly a basement wall due to settlement frost heave or ground movement can be either structural or non structural. The secret to fixing wide concrete cracks is to undercut the sides of the crack to give it an inverted v shape. Repair a foundation crack with an epoxy sealer photo geoffrey gross. Being a homeowner comes with its fair share of maintenance and repair projects many of which like fixing minor cracks in the wall you can do yourself at home.

Step 1 clean and prepare the cracked area. We repaired a foundation wall which had an 8 ft long crack that leaked water into the basement during periods of heavy rainfall. To fix the vertical cracks in your retaining wall the first step is to clean the cracks and ensure there s no loose concrete in between the opening. This helps the repair material to key into the crack creating a mechanical bond in addition to the chemical bond between the patch material and the concrete.

The rust oleum concrete patch and repair lends an elegant and smooth finish to the concrete surface. 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 between the crack. Whether you re dealing with drywall plaster or concrete it s possible to repair cracks in just a few hours with a handful of basic materials. To permanently patch the crack we used an epoxy injection system from polygem called the liquid concrete repair kit 60.

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. To permanently patch the crack we used an epoxy injection system from polygem called the liquid concrete. Since it s quite easy to mix and apply anyone can use it to repair cracks on concrete surfaces in their property. How to repair wide concrete cracks.

The methods discussed in this article can be used to repair minor non structural cracks. The only way to repair foundation wall cracks successfully is by the injection process. Just because a crack has formed in a concrete surface it doesn t have to look ugly.