3D floor and ceiling 3D floors / ceilings object has next properties:

If the walls of a room are moved or modified, the floor and ceiling will adjust accordingly automatically Floors are automatically placed at a height of -10 mm under the walls After being loaded, floors and ceilings keep their Intelligence properties Edit area: A floor's corners can be edited If an intelligent floor covering (tiles) has been laid, the covering's Intelligence dialog box can be accessed from the floor Floors and ceilings are automatically set to immovable The corresponding Intelligence properties remain intact after the following operations: Cut, Saw,Split, Boolean Addition, Boolean Subtraction, and Boolean Difference The object is normally created automatically when a room is created If a tiling object has been laid on a floor, the tiling will adapt automatically to a change in the floor