Share Email Facebook Twitter LinkedIn ReferencePlane.Normal Property The normal vector of the reference plane. Namespace: Autodesk.Revit.DBAssembly: RevitAPI (in RevitAPI.dll) Version: 26.1.0.0 (26.1.0.34) Syntax C# public XYZ Normal { get; }Property ValueXYZ See AlsoReferenceReferencePlane ClassAutodesk.Revit.DB Namespace