Wear an n 95 respirator and turn on a fan to blow the concrete dust out of the garage.
Repairing large cracks in concrete garage floor.
Chip out the cracked portion with a maul and cold chisel.
This is a two part kit consisting of epoxy and sand.
Sweep away any loose debris then vacuum the crack.
With a cold chisel and large hammer undercut the edges of the crack.
If grease oil or dirt remains in or near the crack clean it thoroughly.
The polymer acts as a binder and helps adhere the filler to the rest of the original concrete on your floor.
Epoxy is a common way to fill in larger cracks and so is a polymerized concrete mix.
If your concrete is the same height on both sides of the crack you can fix it yourself.
Concrete cracks are caused by sideways expansion poor drainage conditions or settling soil beneath the concrete.
New homes cracks that occur in the first few months or years.
Epoxyshield has a good reputation and is easy to use.
For bigger cracks you can use either an epoxy kit or a polymerized concrete mixture.
One of the best garage floor crack repair epoxy kits is rust oleum s epoxyshield concrete patch repair.