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.
How to repair grout in floor tile.
3 follow the instructions on the grout to create.
Use a grout saw to remove the top 1 8 inch 0 32 cm of damaged grout.
Family members tiled our small bathroom floor about 4 years ago the grout is crumbling and i got some prepared paste type grout to repair it.
While grout is a durable material tile surfaces suffer a lot of wear and tear that can crack it resulting in a shabby look.
In this video i will show you how to repair grout diy on this 15 yr old grout.
A grout saw is a small handheld blade that fits between the gaps in tile.
Therefore learning how to repair cracked grout can be an essential skill to learn.
This fix is only practical for interior tile floors and when the gaps between the tiles are 1 4 in.
If the space is larger than 1 8 of an inch use a sanded grout.
Work slowly image 3.
The blade is harder than the grout and will cut it away image 1.
Our tiles are 18 inch squares the instructions said not to walk on it for 24 hours.
If you need to repair grout numerous times on any one floor ask an engineer to look into the underlying cause of the problem.
For small areas use a grout removal tool with a carbide blade.
1 measure the width of the grout lines on your tile floor.
Make sure the bit is the right size for the space between the tiles and adjust the bit to the proper depth.
Measure the space between the tiles.
Choose the correct type of grout based on the width of your tile joints and where the repair is being done.
If the width is 1 8 of an inch or smaller use an unsanded grout.
For much larger areas use a rotary tool image 2.
Dealing with cracked grout is a common issue that comes up for many homeowners at some point.
Grout is available as sanded or unsanded.
2 remove damaged grout and debris with a grout saw.