Clean out the area of the crack.
Fix garage floor concrete cracks.
To use rust oleum concrete patch repair you need.
Chip out the cracked portion with a maul and cold chisel.
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.
We start by cleaning and prepping the area then we fill it in.
Wear an n 95 respirator and turn on a fan to blow the concrete dust out of the garage.
It is wisest to stick to an epoxy or polyurethane crack repair solution.