| Name | Description |
|---|---|
| Constraints | |
| Level |
Indicates the level on which this instance is placed. |
| Height Offset From Level |
Specifies the distance this instance is offset relative to the specified level. |
| Room Bounding | Specifies whether this instance is used to define the extents of a room. See Room Boundaries. |
| Dimensions | |
| Slope |
Specifies the rise-to-run slope value if the slope has been defined by a boundary sketch line or slope arrow. |
| Perimeter |
The computed perimeter of this instance. (Read-only) |
| Area |
The computed area of this instance. (Read-only) |
| Volume |
The computed volume of this instance. (Read-only) |
| Identity Data | |
| Comments | Displays a comment that you enter or select from the drop-down list. Once entered, a comment can be selected for other instances of elements in the same category, regardless of type or family. |
| Mark | Identifies or enumerates a particular instance as specified by the user. Revit warns you if the number is already used but allows you to continue using it. |
| Phasing | |
| Phase Created | Specifies the phase when this instance was created. |
| Phase Demolished | Specifies the phase when this instance was demolished. |
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