PR: Can't export room area to custom property set

[andydandy74]

Problem Description

We can't export the Area parameter value of a room object to a custom property set (client requirement). There is no such limitation for the areas of area objects.

Tested for both IFC2x3 CV2 & IFC4 RVArch

Input	Output

Test file: https://github.com/andydandy74/MyIssues/blob/master/RevitIFC855/855_RoomAreaToCustomPset.rvt

Revit Version

2025.4.x

IFC for Revit Addon Version

25.4.0

Windows Version

11 24H2