The tile council of north america recommends at least a quarter inch gap between the tile floor and the walls.
Gap between floor tile and wall.
Your walls and floors are pretty stiff but there can be movement between the two that will crack the grout.
Tile stores generally sell caulks that match the grout.
However it s not that simple.
Ceramic tile wall gap back of tile should rest on finished wall.
Never fill this gap with grout because tile grout is not flexible.
There shouldnt be a gap between wall and floor.
The d i y video how to seal a big gap between tile floor and tile wall in a bathroom or shower.
You can try and maybe nothing will happen but if it cracks you will have to dig it out.
It shows how to seal a gap in the corner where the tile floor.
Typically this will be cracks in your foundation.
Whenever tile has a right angle like that grout is prone to fail so caulk is used.
Gaps between each tile can vary but wall and floor should be gap free 2011 10 27t20 55 03 01 00 answered 27th oct 2011.
Any gap should never be greater than 1 8 inch.
However it will eventually fail in one of two ways.
In the short term a sealant applied along this gap between your basement floor and wall may prevent leakage.
Caulking is the best choice for this application.