Using a small putty knife toothbrush and or the hook end of a 5 in 1 painter s tool see picture below scrape any remaining bits of caulk lose this step too requires a bit of patience.
Tool to remove grout around tub.
Choose the tools you can use either manual tools or power tools to remove grout.
For small areas use a grout removal tool with a carbide blade.
The blade is harder than the grout and will cut it away image 1.
Insert the triangular tip of the grout scraper into the incision you made with the grout saw.
Manual grout removal grout removal tool with triangular carbide blade or grout saw with a carbide grit edged blade safety gear hammer flathead screwdriver chisel vacuum with a crevice tool.
A grout saw with a carbine.
Place blue painter s tape on either side of the existing caulk line and avoid using metal tools to help protect the surface of the tub from scratches.
A bathroom is a very small space with limited.
Using a plastic razor made for auto detailing or a triangular carbide grout removal tool remove the existing caulk.
The second type of manual grout removal tool features a carbide grit edged blade that s why it s.
Then kill any mold or mildew with a mixture of 1 3 cup bleach to 1 gallon of water.
The gmt15a is genesis s take on a do it all type of tool that will reduce the amount of time you spend reaching for separate tools.
Protection removing grout will cause grout dust to rise.
Others prefer to use a proessional grout saw or the sharp end of a utility knife.
Work slowly image 3.
Remove the grout from between the pieces of tile with a grout scraper using the incision as a starting point.
Many people use a razor blade for this purpose though you must be careful not to scratch the tub.
Instead of repurposing an existing power tool to remove grout this multi purpose option is meant to tackle many of the tasks of tile and bathroom construction such as grout removal sanding scraping and sawing.
Apply firm pressure and drag the scraper along the grout line about the length of one tile but be very careful to avoid scraping the tile.
For much larger areas use a rotary tool image 2.
Clean the surface using alcohol.
You pull the tool through a grout joint until at least one eighth of an inch has been removed.