IFC 4.3.2.20240904 (IFC4X3_ADD2) under development

7.5.8.10 PEnum_AirTerminalFlowControlType

7.5.8.10.1 Semantic definition

Type	Description
`BELLOWS`	Bellows
`DAMPER`	Damper
`NONE`	No waterproof.
`OTHER`	required category not on scale
`NOTKNOWN`	Value is unkown
`UNSET`	Value has not been specified

Table 7.5.8.10.A

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