# How to Repair Holes in Vertical Concrete Walls
Concrete is an extremely useful and essential material for almost every construction project. While durable and strong, the surface of concrete can often become cracked or pitted over time. If your concrete wall has a pitted surface, you can easily patch the holes with a cement mix and some basic preparation. Patch the hole in the proper manner and achieve professional-looking results.
Things You'll Need
- Hammer
- Chisel
- Wire brush
- Concrete bonding liquid
- Paintbrush
- Water
- Plastic bucket
- Flat trowel(steel)
Instructions
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1
Fashion the edges of the hole into a perfect square using the hammer and chisel. Flatten out the bottom of the hole and angle the bottom of the sides slightly inward.
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2
Brush away chippings with the wire brush.
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3
Brush on a single layer of concrete bonding liquid using a small paintbrush.
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4
Mix the cement in the ratio described on the package in a bucket and scoop it into the hole with the trowel once the texture is uniform.
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5
Level the surface of the wet cement so that it is even with the existing wall using the flat side of the trowel.
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6
Moisten the end of a broom and brush it over the recently applied concrete for a bit of texture. The repair will fully cure within 24 hours.
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1
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