The existing grout color is no longer pleasing to you and you wish to change it.
How to remove old tile from wall with hard grout.
An ordinary grout saw typically does not work for wall tiles because of lug spacers that connect adjacent tiles underneath.
This method takes a while but comes with a low risk of damaging the surrounding tiles.
Cleaning grout when hard how to clean off and remove grout from a tiles surface that has gone hard.
A wide blade putty.
The old grout might be moldy and beyond cleanable.
The method used to attach the tiles to the wall affects the way the tiles come off.
When a ceramic tile job begins to look old and dingy before you give in and install new tile you should consider simply removing the grout from the seams and packing them with fresh new grout.
Tiles installed with thinset or another tile adhesive often require more work to remove them.
Scrape the grout away with a utility knife.
If you are grouting ceramic or porcelain wall or floor tiles it can be easy to leave small lumps of grout on the tiles surface and around the joints.
Wet grout is easy to wipe away with a damp sponge but because it is comprised mainly of cement it can be very difficult to fully remove dried grout from porcelain tile.
But the more effective way is to use entirely new tinted grout.
Indeed regrouting tile can restore lost luster and is well worth the time and effort.
How to remove grout.
Fortunately it s well within the range of the average do it yourselfer to remove and replace grout.
Grout is made from water cement and sand which hardens over time to form a rock like material.
Fit your utility knife in a sturdy holder if you have one and run it carefully and repeatedly around the tile or tiles you plan to remove.
Over time grout can become dirty grungy cracked and missing in places.
One way to change grout color is to colorize existing grout.
In many cases it is faster and easier to remove the grout than to clean it.
Time and patience to remove some of the old grout to allow.
When remodeling a bathroom or kitchen the hardest part can be removing the grout from pre existing tile.