First use a small hammer and chisel in combination to knock away any.
Filling cracks in concrete floor before painting.
We have owned our home since it was constructed in 1984.
The crack repair materials used can vary depending upon the width and depth of the cracks as well as floor temperature surface condition and porosity of the concrete slab.
Choose your concrete repair product.
For cracks that exceed 1 inch in width place your chisel at the edges of the crack and use a hammer to strike the chisel.
Prepare the cracked area for patching.
Step 3 chisel loose concrete for larger cracks.
Chip away 25 inches from each side of the concrete.
Choose your concrete repair product.
The materials could be quick set 2 part epoxy crack fillers designed to be coated over immediately or fast setting polyureas.
Use a vacuum cleaner or soft brush after you ve cleaned out larger.
Concrete surfaces cannot be repaired with concrete.
Non moving cracks can be from hairline to over 1mm wide don t usually penetrate the full depth of the concrete.
Dry the crack thoroughly.
Put the concrete patch tube in a caulking gun.
Put the concrete patch tube in a caulking.
Clean the crack of all debris dirt particles of concrete or pebbles.
If your cracks are fairly large chisel all the concrete that is loose around the crack.
The garage floor is now stained and cracked.
How to fill small cracks in concrete.