API Reference > OdIfc4x2 Namespace > Classes > IfcAirToAirHeatRecoveryTypeEnumTypeProvider Class > IfcAirToAirHeatRecoveryTypeEnumTypeProvider Methods > IfcAirToAirHeatRecoveryTypeEnumTypeProvider::instance Method
IfcAirToAirHeatRecoveryTypeEnumTypeProvider::instance Method
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