Current trends are moving towards leaving much smaller grout lines between tiles.
Large gap between floor tile and wall.
Caulk between the wall and tile.
The tile council of north america recommends at least a quarter inch gap between the tile floor and the walls.
As the tiles increase in size a larger gap becomes acceptable.
For smaller tiles is advisable to use small spacers.
Caulking is the best choice for this application.
Similar to the gap that can exist between your wall tile and tub you may have a space between the floor and your bathtub.
I have attached a picture to give a better idea could someone please tell me what the best way is to fill these gaps and what material i should use.
This gap may widen over time as your home shifts.
Instead fill it with an elastic material capable of sustaining the movement of the floor and the movement of the wall.
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.
Big gap btw large shower floor and wall hi i have a large walk in shower that i wanted to recaulk.
Grout between the tiles.
The overall finish of your job really does depend on your own personal style.
The large format 18 inch tiles should have inch space in between.