Share Email Facebook Twitter LinkedIn HVACLoadSpaceType.IsPlenum Property True if the space type is plenum. Namespace: Autodesk.Revit.DB.AnalysisAssembly: RevitAPI (in RevitAPI.dll) Version: 25.3.0.0 (25.3.0.0) Syntax C# public bool IsPlenum { get; }Property ValueBoolean See AlsoReferenceHVACLoadSpaceType ClassAutodesk.Revit.DB.Analysis Namespace