Share Email Facebook Twitter LinkedIn SymbolTypeId.InSup4 Property Symbol inâ´, indicating unit Inches to the fourth power. Namespace: Autodesk.Revit.DBAssembly: RevitAPI (in RevitAPI.dll) Version: 26.4.0.0 (26.4.0.0) Syntax C# public static ForgeTypeId InSup4 { get; }Property ValueForgeTypeId See AlsoReferenceSymbolTypeId ClassAutodesk.Revit.DB Namespace