IFC (IFC4X3_ADD2) under development Pset_DuctFittingOccurrence Semantic definition

Duct fitting occurrence attributes. Applicable entities Properties

Name Property Type Data Type Description
InteriorRoughnessCoefficient IfcPropertySingleValue IfcPositiveLengthMeasure

The interior roughness of the material of the object.

HasLiner IfcPropertySingleValue IfcBoolean

TRUE if the fitting has interior duct insulating lining, FALSE if it does not.

Colour IfcPropertySingleValue IfcLabel

Colour of this object.


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  • New resource IFC4.3_DEV_4b16bd1

  • property, Colour
  • property, Color