Never fill this gap with grout because tile grout is not flexible.
Gap between floor tile and wall in shower.
And after installing the floor tile you can install that final or first row of wall tile.
If you re using small format tiles such as those 8 by 8 inches and smaller the tiles may come with built in lugs that make spacers unnecessary if you want a standard look tile installers recommend grout lines of 1 16 inch for walls and 1 8 inch for floors.
Twelve inch tiles are a common wall tile featured in shower and tub surrounds and exterior walls.
For example if tile is being set on the main shower wall then leave a 1 8 expansion joint between the tile edge and adjacent backer board.
This small gap is created by the compressed thickness of the organic mastic or the cement thinset used to attach the tile to the backer board.
Some like to use a ledger or other space saver to indicate where your missing row should be.
For regular format tiles between 12 by 12 and 16 by 16 inches you can stay with those measurements or go up to 3 16 depending on the.
So to accommodate the flooring tile many like to leave a small gap between the last row of wall tile and floor.
The schluter dilex bws is another surface joint that schluter offers to provide a stress relief from movements in the tile field caused by thermal and moisture expansion contraction and.
Let it set for 40 minutes and clean wipe the surface till it s clean.
The dilex profile is meant to be placed in between the tiles and features a flexible central zone that is meant to accommodate movement on a high traffic floor.
Contractors recommend purchasing a caulk gun and sealing the space between the tile and bath like shower tub to prevent water from poring under it when you shower.
Instead fill it with an elastic material capable of sustaining the movement of the floor and the movement of the wall.
Or fill the gap with grout.
The gap is easily filled with the tile wall grout and.
Soak a sponge in water and wet the tile with it.
Shower tiles should have a 1 8 joint between their edge and backer boards or adjacent tiles.
By the way we highly recommend tiling the main shower wall then the side walls.