Room tags are annotation elements that can be added and displayed in plan views and section views.
Revit room tag.
Fortunately whenever you copy an element in revit it will always take on the phase of the active view regardless of what it was set to before.
Area room length example included.
Found this very useful.
Room tags can display values for related parameters such as room number room name computed area and volume.
This tool can be useful for example when you place and tag rooms in a floor plan view and you want to see tags for the same rooms in a reflected ceiling plan rcp view.
To place a room tag when creating or placing a room in a view select the tag on placement option.
Perimeter 2 sqrt perimeter 2 2 4 area 2 room width.
So you need a whole new set of the applicable rooms for each phase.
So you can copy room areas.
The key thing to understand here is that revit rooms exist only in one phase.
How to create room tag including width x depth parameters and a nice use of maths room length.
If you do not use the tag on placement option when creating rooms you can tag rooms later.
When you create a room if it is properly bounded by elements such as walls and room separation lines revit computes the room area between the boundaries.
In revit you need to show room areas in different phases and are not sure how.
Rooms are model elements in revit like walls and doors.
Revit displays a warning if the room is not in a properly enclosed region.
To tag a room open a plan or section.
As an alternative use the tag all not tagged tool to tag all untagged rooms in a view.