There shouldnt be a gap between wall and floor.
Gap between floor tile and wall.
The tile council of north america recommends at least a quarter inch gap between the tile floor and the walls.
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.
You can try and maybe nothing will happen but if it cracks you will have to dig it out.
The water being blocked by the sealant will find another gap in your foundation to enter the home.
In the short term a sealant applied along this gap between your basement floor and wall may prevent leakage.
However it s not that simple.
Typically this will be cracks in your foundation.
Any gap should never be greater than 1 8 inch.
Get photos of great finish details include photos with bid and contract.
Instead fill it with an elastic material capable of sustaining the movement of the floor and the movement of the wall.
Ceramic tile wall gap back of tile should rest on finished wall.
Whenever tile has a right angle like that grout is prone to fail so caulk is used.
The d i y video how to seal a big gap between tile floor and tile wall in a bathroom or shower.
Your walls and floors are pretty stiff but there can be movement between the two that will crack the grout.
Caulking is the best choice for this application.
It shows how to seal a gap in the corner where the tile floor.