What to do if my epoxy floor has cracks?

Now that epoxy floors are taking the industry by storm, many queries now surround about using it. 


Today’s blog will get into the essential facts, such as what you can do if you found your epoxy has cracks. 


Cracks are typical problems to concrete floors. However, cracking on the surface does not often happen when installing epoxy coatings or garage floor coatings in your busy spaces. 


For those who are having a tough time looking for effective ways to fix issues on epoxy flooring, here are now the ways you can repair cracks on the epoxy floor.

Can you epoxy over an epoxy?

Possible but with epoxy floors, you will rarely experience constant damages. 


But when they do happen, it is just right to apply or recoat a new layer of epoxy to the old one. 


How to epoxy over an epoxy requires precise steps to follow. Below are the ways you have to know for recoating an epoxy floor.

For minor cracks

For severe cracks

You can apply a mortar epoxy coating over minor cracks on the floor. 


The mortar compound fills the tiny creases and gaps on the surface. 


Applying or filling the thinly cracked flooring will prevent it from getting worse. 


Use a trowel to smooth the surface after pouring the filler. Then let the filler cure for a week. 


Apply a sealer over the surface to seal in the coating, making the surface look good as new.

You will need an epoxy patch compound. 


Keep in mind that large cracks covered with patches will appear undesirable. 


This process, however, allows you to fix the emerging problem quickly.


The next step is to clean the surface and smoothen the floors’ top layer.


 Use an 80-grit sanding screen to wipe off other solid particles left from the repair process. 


Then finish it with a new epoxy coating to cover the patched appearance. 

How to apply a new epoxy coating over the old epoxy floor?

Epoxy over epoxy is a job more effective when handled by a pro. Consider the following steps or processes.

Sand the Surface

An epoxy flooring cannot be undone once it has been installed. 


When you have to apply pre recoat with epoxy, the surface needs to be roughed up. Using 100 grit sandpaper will do it.


A garage epoxy floor will benefit from this process. Aside from paving a rough layer for a new coating, the flooring covered with grease will get a clear surface once and for all.

Using a Buffer

Another effective way to prep the epoxy garage floor is with a buffer. 


This step uses a sand screen with a 120 grit size. What this does is degloss the epoxy making it accept a new layer of epoxy film. 

Washing the Surface

During deglossing, a whitish epoxy surface may come out.


When this happens, it must be washed off first before applying a layer of an epoxy coating. 


You can use warm water and soap solution; It is essential to use a mild liquid cleaner not to ruin the epoxy surface.




Epoxy flooring Chicago stands true to the efficiency and fast installation of epoxy floors. 


When repairs are necessary, your epoxy flooring is better off with an expert treating it. Do not rely on DIY anymore.


Cracking and chipping epoxy floors are not easy tasks to fix. Let an expert installer handle it.


Scroll to Top