2 remove damaged grout and debris with a grout saw.
How to fix cracked grout in bathroom floor.
I will review how to mix grout where to find tile grout colours tools like.
This fix is only practical for interior tile floors and when the gaps between the tiles are 1 4 in.
If you have wider cracks in the grout or missing grout then it s time to consider removing the old grout and installing new grout between the tiles.
You can simply squeeze the tube in a caulk gun and apply it to any cracks that you may have.
Step 1 try grout caulk one of the easiest ways to try and repair cracked grout is to simply use grout caulk.
If they are cracked professionals recommend using a high quality silicone over the top of your grout just like you would on your shower wall.
Match the caulk at most tile specialty shops you can get or order sanded caulk most floor grouts are sanded that will closely match your existing grout color.
You can use a simple grout removal kit or i prefer using a dremel 568 grout removal kit which attaches to my dremel tool or the rockwell sonicrafter.
1 clean the area where the grout is broken with a 1 to 1 vinegar and water mixture.
This is a substance that matches the color of grout exactly and comes in a normal caulking tube.
In this video i will show you how to repair grout diy on this 15 yr old grout.
You ll also want to rinse the sponge as many times necessary to get the tile clean.
Use a handheld grout saw around the edge of the cracked tile to scrape away its grout and prevent damage to adjacent tiles.
If you have small hairline cracks in the grout mix a small amount of unsanded grout and apply it directly into the damaged joint with your finger.
Using a hammer firmly tap the cracked tile to break it into smaller pieces.
When all of the grout is removed from around the broken tile cover it with a drop cloth.