enum ServiceType { NoServiceType = -1, CentralHeatingRadiators = 0, CentralHeatingConvectors = 1, CentralHeatingRadiantFloor = 2, CentralHeatingHotAir = 3, OtherRoomHeater = 4, RadiantHeaterFlue = 5, RadiantHeaterNoFlue = 6, RadiantHeaterMultiburner = 7, ForcedConvectionHeaterFlue = 8, ForcedConvectionHeaterNoFlue = 9, VAVSingleDuct = 10, VAVDualDuct = 11, VAVIndoorPackagedCabinet = 12, VAVTerminalReheat = 13, FanCoilSystem = 14, InductionSystem = 15, ConstantVolumeFixedOA = 16, ConstantVolumeVariableOA = 17, ConstantVolumeTerminalReheat = 18, MultizoneHotDeckColdDeck = 19, ConstantVolumeDualDuct = 20, RadiantCooledCeilings = 21, ActiveChilledBeams = 22, WaterLoopHeatPump = 23, VariableRefrigerantFlow = 24, SplitSystemsWithNaturalVentilation = 25, SplitSystemsWithMechanicalVentilation = 26, SplitSystemsWithMechanicalVentilationWithCooling = 27 };