How To Patch A Hole In Concrete Floor

It is primarily used for anchoring bolts in holes drilled in concrete but it also works well here.

How to patch a hole in concrete floor.

Shop all products used in this. Fill small holes where wall anchors or water pipes were removed with a cementitous grout instead of concrete. Vacuum then clean the area with water and a wire brush. Learn how to repair concrete to fix all types of concrete problems from crack to broken corners to full section replacement.

If you can t find premixed concrete patch you can make your own by mixing one part cement to 2 5 parts fine sand. Scrub each hole in the floor thoroughly using a wire brush to smooth out the top of each hole and to remove any loosened edges. Also try to flatten out the bottom of the hole to create a stable level surface for the new patching material. Anchoring cement expands as it hardens.

Dip a paintbrush into the bottle and spread an even layer into the damaged area. Step 3 vacuum the entire room to remove all concrete dust and debris. To fill holes deeper then 1 4 inch apply at least two layers of the cement patch. Knock away the cracked and crumbling concrete around the hole.

Bonding agent is a liquid that helps concrete stick better. Cover every part of the crack or hole. While vacuuming hold the hose over each of the holes for approximately two to three seconds to suck out any dust inside the hole. Wear knee pads or use an old lounge chair cushion as padding when working on the floor.

Brush a concrete bonding agent into the crack or hole.