Place the 1 16 horseshoe shim on tub and measure up to the laser level.
Gap between shower floor and wall tile.
But where two tiled shower walls meet or where a shower wall meets the floor called change of.
Or fill the gap with grout.
The tile council of north america recommends at least a quarter inch gap between the tile floor and the walls.
Some like to use a ledger or other space saver to indicate where your missing row should be.
If your gap is smaller than 1 8 inch in width use regular caulk.
So to accommodate the flooring tile many like to leave a small gap between the last row of wall tile and floor.
And after installing the floor tile you can install that final or first row of wall tile.
Caulking is the best choice for this application.
Grout the gaps between the wall tiles take out the spacers and prepare the sanded grout mixture.
Soak a sponge in water and wet the tile with it.
Fill gaps larger than 1 8 inch.
The large format 18 inch tiles should have inch space in between.
When installing wall and floor tiles technicians place plastic spacers between each one to ensure the lines remain uniform.
Instead fill it with an elastic material capable of sustaining the movement of the floor and the movement of the wall.
Plus a 1 16 gap allows the caulk to properly fill the space and waterproof the transition between the tile and tub or shower.
Place them between the tiles are you lay each one and grout straight over the top.
Leaving a 1 16 gap between the tub and tile will prevent the tile from cracking when the tub expands.
This joint should then be filled with 100 silicone to allow for expansion and contraction as well as providing a waterproof layer.
These can be left in place and will not be seen when you have completed your tiling.
Fill in the gaps between the tiles using a rubber grout float.
In addition leave a 1 16 to 1 8 expansion joint between the main wall tile and shower floor tile or adjacent wall tile.
Grout is generally the best choice for filling joints between tiles in showers or elsewhere.
Tile spacers range in size from 1 16 inch to 1 2 inch.
Never fill this gap with grout because tile grout is not flexible.
For smaller tiles is advisable to use small spacers.
But with bathroom tile installations every detail is key.
As the tiles increase in size a larger gap becomes acceptable.