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