Share Email Facebook Twitter LinkedIn StructuralSection.Perimeter Property Painting surface of the unit length. Namespace: Autodesk.Revit.DB.Structure.StructuralSectionsAssembly: RevitAPI (in RevitAPI.dll) Version: 25.3.0.0 (25.3.0.0) Syntax C# public double Perimeter { get; set; }Property ValueDouble See AlsoReferenceStructuralSection ClassAutodesk.Revit.DB.Structure.StructuralSections Namespace