Share Email Facebook Twitter LinkedIn ParameterTypeId.StairstypeNotchExtension Property "Notch Extension": Namespace: Autodesk.Revit.DBAssembly: RevitAPI (in RevitAPI.dll) Version: 25.3.0.0 (25.3.0.0) Syntax C# public static ForgeTypeId StairstypeNotchExtension { get; }Property ValueForgeTypeId See AlsoReferenceParameterTypeId ClassAutodesk.Revit.DB Namespace