![]()  | Vapor Permeability Measure | 
![]()  | Mesure de perméabilité à la vapeur | 
IfcVaporPermeabilityMeasure is a measure of vapor permeability.
Usually measured in kg / s m Pascal.
Type: REAL
HISTORY New type in IFC2x.
 <xs:simpleType name="IfcVaporPermeabilityMeasure">
  <xs:restriction base="xs:double"/>
 </xs:simpleType>
TYPE IfcVaporPermeabilityMeasure = REAL;
END_TYPE;
  References: IfcDerivedMeasureValue