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How to repair cracks in concrete with a concrete patch:

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1. Chisel out the crack to create a backward-angled cut, using a cold chisel and a hammer.

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2. Clean loose material from the crack using a wire brush, or a portable drill with a wire wheel attachment.

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3. Apply at thin layer of bonding adhesive to the entire repair area using a paint brush. The bonding adhesive helps keep the repair material from loosening or popping out of the crack.

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4. Mix vinyl reinforced patching compound, and trowel it into the crack. "Feather" the repair with a trowel, so it is even with the surrounding surface.

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Large crack variation

Chisel out the crack and clean loose material from the crack as listed above. Then pour sand into the crack within the surface. Prepare sand- mix concrete, adding a concrete fortifier, then trowel the mixture into the crack. Feather until even with the surrounding surface using a trowel.


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