.IDEAS.BoundaryConditions.Types.InterZonalAirFlow .IDEAS.BoundaryConditions.Types.InterZonalAirFlowEnumeration to define the data source used in the weather data reader.
type InterZonalAirFlow = enumeration(None "No interzonal airflow", OnePort "Interzonal airflow using one port", TwoPorts "Interzonal airflow using two ports");