Repairing a foundation crack of this nature is similar to repairing other non structural cracks.
How to repair hairline cracks in concrete walls.
To permanently patch the crack we used an epoxy injection system from polygem called the liquid concrete.
We repaired a foundation wall which had an 8 ft long crack that leaked water into the basement during periods of heavy rainfall.
This technique will work for cracks smaller than 3 8 inch wide in the sidewalk driveway garage floor basement or steps.
For this project you ll need.
If a crack between the wall and floor exceeds.
Fix concrete cracks in 8 steps step 1.
Best for very small hairline cracks.
The steps involved in the repair of hairline cracks in concrete are as follows.
These include using simple concrete glue filling the crack with more concrete using expanding foam and even starting from scratch.
Use a caulk style waterproof compound to repair hairline cracks.
To permanently patch the crack we used an epoxy injection system from polygem called the liquid concrete repair kit 60.
We repaired a foundation wall which had an 8 ft long crack that leaked water into the basement during periods of heavy rainfall.
For building surfaces that will remain exposed and where cosmetic appearance is a concern radonseal and perhaps others offers a stick on injection port system that allows the crack material to be injected into a wall or floor crack to leave a smooth surface.
Inspection of the crack is done and if any oil or stains have penetrated the crack and have discoloured the concrete the stains will have to be addressed.
If you know how to fill small cracks in concrete you ll restore your concrete to a smooth finish.
Use of peel and stick surface sealant kits for epoxy repair cracks in concrete walls.
A caulk style liquid concrete repair compound is affordable easy to apply and the best choice for hairline cracks smaller than 1 4 in 0 64 cm wide.
This is the first and foremost step in the repair of hairline cracks in the concrete.
There are four main methods at your disposal which you can use to fix cracks in concrete.
How to fix cracks in concrete.
Use an epoxy injection system for basement wall crack repair.
Filling small cracks in concrete keeps them from turning into big holes.