Work in a small area at a time roughly a 3 x 3 foot section.
Grout between floor tile and tub.
When you remove grout you ll be working close to your tile.
The first step in regrouting tile is to mix a certain amount of grout powder with a specific quantity of water.
To avoid heavy cleanup later use a drop cloth to cover your exposed bathroom areas to prevent dust from settling.
A properly installed tile shower should always have a 6 inch lip liner going up around base of the shower walls.
As with any other gap near your bathtub you ll want to close the opening to prevent any possible water damage or the onset of mold and mildew.
Dampen the face of the tile and tub along the joint that runs the length of the face with a damp sponge.
Caulk the grout gap between two adjacent rows of tile all the way across the floor.
If the ceramic tile floor is wider or longer than 25 feet you will need to install an expansion joint near the center of the floor.
Similar to the gap that can exist between your wall tile and tub you may have a space between the floor and your bathtub.
To protect the tiles tape them along the grout edge with masking tape.
Then grab that stiff brush again and give it another scrub.
On one hand there is little chance for movement around the base of a properly installed tile shower floor.
Spread the material in sweeping arcs pressing it into the joints to fill them completely.
Use a hard edged rubber grout float and hold it at a 45 degree angle.
Allow the paste to set for a few minutes to work its magic and then give the grout lines one more agitating scrub for good measure.
Grout or caulk between floor tile and tub.
If your grout still looks dull grab a cleaner that s ph neutral such as neu s tub tile cleaner.
An area of controversy has always been whether to caulk or grout around the base of a tile shower floor.
Next rinse the area thoroughly and use a cloth to wipe the surfaces clean.
Install the caulk after the tiles have been set and before the grout is installed.
A magic eraser can also make quick work of stubborn stains but know that you might go through more than one to get a room full of tiles sparkly.
This gap may widen over time as your home shifts.
How to regrout tile.
Pour a quart to half gallon of grout on the tiles.
Before you begin to remove grout put on the face mask and the goggles.