Yes there will.
Look at the stair way up to a next level. That will "always" cut a hole in the floor. And where it does the floor need to be of depth.
If you dont want to do it, then dont, but you will have holes in floor tiles if you have internal stairs
Look at the stair way up to a next level. That will "always" cut a hole in the floor. And where it does the floor need to be of depth.
If you dont want to do it, then dont, but you will have holes in floor tiles if you have internal stairs