The system of the MEP curve.
Namespace: Autodesk.Revit.DB
Assembly: RevitAPI (in RevitAPI.dll) Version: 25.0.0.0 (25.0.0.0)
public MEPSystem MEPSystem { get; }
Returns the system of this MEP curve. If the curve does not belong to any systems, the value will be .. If the curve belongs to more than one system, the first available value is returned.