An enumerated type listing all of the built-in parameter groups supported by Autodesk Revit. 
   Namespace:   Autodesk.Revit.DB  
  Assembly:   RevitAPI  (in RevitAPI.dll) Version: 2015.0.0.0 (2015.0.0.0) 
Syntax
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| Visual Basic | 
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| Visual C++ | 
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Members
| Member name | Description | 
|---|---|
| kNoOfBuildingTypes | Building Type is NoOfBuildingTypes. | 
| kAutomotiveFacility | Building Type is AutomotiveFacility. | 
| kConventionCenter | Building Type is ConventionCenter. | 
| kCourthouse | Building Type is Courthouse. | 
| kDiningBarLoungeOrLeisure | Building Type is DiningBarLoungeOrLeisure. | 
| kDiningCafeteriaFastFood | Building Type is DiningCafeteriaFastFood. | 
| kDiningFamily | Building Type is DiningFamily. | 
| kDormitory | Building Type is Dormitory. | 
| kExerciseCenter | Building Type is ExerciseCenter. | 
| kFireStation | Building Type is FireStation. | 
| kGymnasium | Building Type is Gymnasium. | 
| kHospitalOrHealthcare | Building Type is HospitalOrHealthcare. | 
| kHotel | Building Type is Hotel. | 
| kLibrary | Building Type is Library. | 
| kManufacturing | Building Type is Manufacturing. | 
| kMotel | Building Type is Motel. | 
| kMotionPictureTheatre | Building Type is MotionPictureTheatre. | 
| kMultiFamily | Building Type is MultiFamily. | 
| kMuseum | Building Type is Museum. | 
| kOffice | Building Type is Office. | 
| kParkingGarage | Building Type is ParkingGarage. | 
| kPenitentiary | Building Type is Penitentiary. | 
| kPerformingArtsTheater | Building Type is PerformingArtsTheater. | 
| kPoliceStation | Building Type is PoliceStation. | 
| kPostOffice | Building Type is PostOffice. | 
| kReligiousBuilding | Building Type is ReligiousBuilding. | 
| kRetail | Building Type is Retail. | 
| kSchoolOrUniversity | Building Type is SchoolOrUniversity. | 
| kSportsArena | Building Type is SportsArena. | 
| kTownHall | Building Type is TownHall. | 
| kTransportation | Building Type is Transportation. | 
| kWarehouse | Building Type is Warehouse. | 
| kWorkshop | Building Type is Workshop. | 
Remarks
 Parameter groups are used to sort parameters within the gbXML Setting item of the Project Information dialog.