IFC 4.3.0.1 (IFC4X3) development

7.5.2.15 IfcDuctSilencerTypeEnum

7.5.2.15.1 Semantic definition

Enumeration defining the typical types of duct silencers.

7.5.2.15.2 Type values

Type Description
FLATOVAL

Flat-oval shaped duct silencer type.

RECTANGULAR

Rectangular shaped duct silencer type.

ROUND

Round duct silencer type.

USERDEFINED

User-defined duct silencer type.

NOTDEFINED

Undefined duct silencer type.

Table 7.5.2.15.A

7.5.2.15.3 Formal representation

TYPE IfcDuctSilencerTypeEnum = ENUMERATION OF
	(FLATOVAL
	,RECTANGULAR
	,ROUND
	,USERDEFINED
	,NOTDEFINED);
END_TYPE;

7.5.2.15.4 References

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