Classes
| Class | Description | |
|---|---|---|
|   |  BoundarySegment |    An object that represents a segment of an area boundary.    |  
|   |  BoundarySegmentArray |    An array that contains boundary segments.    |  
|   |  BoundarySegmentArrayArray |    An array that contains boundary segment arrays.    |  
|   |  BoundarySegmentArrayArrayIterator |    An iterator to a array of boundary segment arrays.    |  
|   |  BoundarySegmentArrayIterator |    An iterator to a boundary segment array.    |  
|   |  Duct |    A duct in the Autodesk Revit MEP product.    |  
|   |  DuctFittingAndAccessoryConnectorData |    The input data used by external servers for calculation of the duct fitting and duct accessory coefficient.    |  
|   |  DuctFittingAndAccessoryData |    The input data used by external servers for calculation of the duct fitting and duct accessory coefficient.    |  
|   |  DuctFittingAndAccessoryPressureDropData |    The input and output data used by external servers for calculation of the duct fitting and duct accessory pressure drop.    |  
|   |  DuctFittingAndAccessoryPressureDropItem |    A flow path of the duct/pipe fitting and accessory. It is defined by the begin connector and end connector.    |  
|   |  DuctInsulation |    Represents insulation applied to the outside of a given duct , fitting or accessory.    |  
|   |  DuctInsulationType |    This class represents a duct insulation type in Autodesk Revit.    |  
|   |  DuctLining |    Represents Lining applied to the inside of a given duct, fitting or accessory.    |  
|   |  DuctLiningType |    This class represents a duct lining type in Autodesk Revit.    |  
|   |  DuctPressureDropData |    The input and output data used by external servers for calculation of the duct pressure drop.    |  
|   |  DuctSettings |    The duct setting class.    |  
|   |  DuctSizeIterator |    An iterator to a set of MEP duct sizes from DuctSizes.    |  
|   |  DuctSizes |    Class RbsDuctSizes being used to store the duct sizes    |  
|   |  DuctSizeSettingIterator |    An iterator to a set of items from DuctSizeSettings. Each item is a KeyValuePair(DuctShape::Enum, DuctSizes).    |  
|   |  DuctSizeSettings |    Duct sizes settings    |  
|   |  DuctType |    A duct type element.    |  
|   |  FlexDuct |    A flex duct in the Autodesk Revit MEP product.    |  
|   |  FlexDuctType |    A flex duct type in the Autodesk Revit MEP product.    |  
|   |  MechanicalEquipment |    Provides access to the Mechanical Equipment in Autodesk Revit MEP.    |  
|   |  MechanicalFitting |    A mechanical fitting in the Autodesk Revit MEP product.    |  
|   |  MechanicalSystem |    A mechanical system element.    |  
|   |  MechanicalSystemType |    Base class for duct system types    |  
|   |  MechanicalUtils |    General utility methods in the Autodesk Revit MEP product.    |  
|   |  MEPBuildingConstruction |    Construction definition for Project Information.    |  
|   |  MEPBuildingConstructionSet |    A set that contains MEPBuildingConstructions.    |  
|   |  MEPBuildingConstructionSetIterator |    An iterator to a MEPBuildingConstruction set.    |  
|   |  MEPSection |    A section in the Autodesk Revit MEP product.    |  
|   |  MEPSpaceConstruction |    Construction definition for Space.    |  
|   |  Space |    Provides access to the space topology in Autodesk Revit.    |  
|   |  SpaceFilter |    A filter used to match spaces.    |  
|   |  SpaceSet |    A set that can contain any type of object.    |  
|   |  SpaceSetIterator |    An iterator to a set.    |  
|   |  SpaceTag |    Provides access to the space tag in Autodesk Revit.    |  
|   |  SpaceTagFilter |    A filter used to match space tags.    |  
|   |  SpaceTagType |    An object that represents a Space Tag style.    |  
|   |  SpaceTagTypeSet |    A set that contains space tag types.    |  
|   |  SpaceTagTypeSetIterator |    An iterator to a space tag type set.    |  
|   |  Zone |    Provides access to the Zone Element in Autodesk Revit.    |  
Interfaces
| Interface | Description | |
|---|---|---|
|   |  IDuctFittingAndAccessoryPressureDropServer |    Interface class for external servers implementing duct fitting and duct accessory coefficient calculation.    |  
|   |  IDuctPressureDropServer |    Interface for external servers implementing duct pressure drop calculation.    |  
Enumerations
| Enumeration | Description | |
|---|---|---|
|   |  ConditionType |    An enumerated type listing all the possible condition types for a space object.    |  
|   |  DuctFlowConfigurationType |    An enumerated type listing all duct flow configuration types for a connector.    |  
|   |  DuctLossMethodType |    An enumerated type listing all duct loss calculation methods for a connector.    |  
|   |  DuctShape |    Enumerated type listing possible shapes for ducts.    |  
|   |  DuctSystemType |    An enumerated type listing all the possible duct system types for a connector object.    |  
|   |  OccupancyUnit |    An enumerated type listing the occupancy unit of measure for a space object.    |  
|   |  ReturnAirflowType |    An enumerated type listing all the possible return airflow types for a space object.    |  
|   |  RiseDropSymbol |    This enumeration corresponds to the rise/drop symbol used in mechanical systems    |  
|   |  SpaceType |    An enumerated type listing all the possible space types for a space object.    |  
|   |  SystemCalculationLevel |    Enumerated type listing flags that can toggle on or off certain calculations related to MEP systems.    |