API Reference > OdIfc2x3 Namespace > Classes > IfcHygroscopicMaterialProperties Class > IfcHygroscopicMaterialProperties Methods > IfcHygroscopicMaterialProperties::getUpperVaporResistanceFactor Method
IfcHygroscopicMaterialProperties::getUpperVaporResistanceFactor Method
Syntax
C++
double getUpperVaporResistanceFactor() const;
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