Share Email Facebook Twitter LinkedIn ExternalGeometryId.Id Property External geometry identifier. Namespace: Autodesk.Revit.DBAssembly: RevitAPI (in RevitAPI.dll) Version: 25.3.0.0 (25.3.0.0) Syntax C# public string Id { get; }Property ValueString See AlsoReferenceExternalGeometryId ClassAutodesk.Revit.DB Namespace