Skip to main content
OpenDefinery
Toggle navigation
Main navigation
Browse Parameters
All Parameters
Browse Collections
My Collections
All Collections
User account menu
Log in
SurfaceDescriptionDocReference[Type]
GUID
3039c52c-8815-4bb3-b17c-f2701aa38434
Description
IfcExternalReference
Data Type
MULTILINETEXT
Group
Default Group
Visible
Yes
User Modifiable
Yes
Collections
IFC-RevitIFCBuiltIn-Type_ALL