IFC 4.3.2.20240904 (IFC4X3_ADD2) under development

7.5.8.14 PEnum_AirTerminalShape

7.5.8.14.1 Semantic definition

Type	Description
`RECTANGULAR`	Rectangular
`ROUND`	Round
`SLOT`	Slot
`SQUARE`	Square
`OTHER`	required category not on scale
`NOTKNOWN`	Value is unkown
`UNSET`	Value has not been specified

Table 7.5.8.14.A

Is this page difficult to understand? Let us know!