Interior Concrete Wall Repair

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

Interior concrete wall repair.

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. First clean any parts of the wall that you plan to repair so the cement or mortar adheres securely. Unfortunately while economical these blocks are susceptible to being damaged by the elements and many of the walls built with them begin to crumble and appear dilapidated. Use a permeable concrete that allows the concrete to breathe and prevent further spalling from trapped water.

It is perfect for horizontal cracks up to 1 2 in. If the cracked area is very large you may want to consider going for a complete concrete replacement as the integrity of the structure may have already been. 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. Mix a batch of concrete in a large bucket.

More product. Many garden and boundary walls are created using inexpensive cement blocks. Hose the wall down or scrub it with a washcloth then use a metal file to smooth out any rough edges. Concrete crack seal is used for repairing cracks in concrete driveways patios and sidewalks.

Step 1 clean and prepare the cracked area. The methods discussed in this article can be used to repair minor non structural cracks. While i was at it i also cemented in the interior wall for if we ever decide to finish that space and caulked around the edges because cement won t flex as the house shifts. The only way to repair foundation wall cracks successfully is by the injection process.

The concrete should be mixed thickly enough to not sag when placed onto the vertical surface of the wall. To permanently patch the crack we used an epoxy injection system from polygem called the liquid concrete repair. Use a drill with a paddle bit to mix the concrete. We repaired a foundation wall which had an 8 ft long crack that leaked water into the basement during periods of heavy rainfall.

The interior wall has a bit more of a bulge but once again i m betting that if this gets painted it will still look pretty good. Concrete wall crack repair in 8 steps use an epoxy injection system for basement wall crack repair. To repair small cracks or holes in cinder block walls you can use concrete.