How To Repair Hairline Cracks In Concrete Walls

This technique will work for cracks smaller than 3 8 inch wide in the sidewalk driveway garage floor basement or steps.

How to repair hairline cracks in concrete walls. Filling small cracks in concrete keeps them from turning into big holes. Find a waterproof liquid concrete repair compound online or at a home improvement store. The steps involved in the repair of hairline cracks in concrete are as follows. If a crack between the wall and floor exceeds.

These include using simple concrete glue filling the crack with more concrete using expanding foam and even starting from scratch. There are four main methods at your disposal which you can use to fix cracks in concrete. Use a caulk style waterproof compound to repair hairline cracks. Use of peel and stick surface sealant kits for epoxy repair cracks in concrete walls.

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. Repairing a foundation crack of this nature is similar to repairing other non structural cracks. We repaired a foundation wall which had an 8 ft long crack that leaked water into the basement during periods of heavy rainfall. This is the first and foremost step in the repair of hairline cracks in the concrete.

Fill it with a caulk suitable for use on concrete. To permanently patch the crack we used an epoxy injection system from polygem called the liquid concrete. How to fix cracks in concrete. Use an epoxy injection system for basement wall crack repair.

We repaired a foundation wall which had an 8 ft long crack that leaked water into the basement during periods of heavy rainfall. If you know how to fill small cracks in concrete you ll restore your concrete to a smooth finish. Repair a foundation crack with an epoxy sealer photo geoffrey gross. Fix concrete cracks in 8 steps step 1.

Best for very small hairline cracks. 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.