API Reference > OdIfc4x2 Namespace > Classes > IfcDerivedMeasureValue Class > IfcDerivedMeasureValue Methods > IfcDerivedMeasureValue::isIfcVaporPermeabilityMeasure Method
IfcDerivedMeasureValue::isIfcVaporPermeabilityMeasure Method
Syntax
C++
bool isIfcVaporPermeabilityMeasure();
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