Prima di esportare un progetto in formato IFC, verificare nel seguente elenco che Revit LT supporti le classi IFC desiderate.
IfcAnnotation
IfcBeam
IfcBuildingElementPart
IfcBuildingElementProxy
IfcBuildingStorey
IfcColumnType
IfcCovering
IfcCurtainWall
IfcDoorType
IfcFastenerType
IfcFilterType
IfcFooting
IfcFurnishingElement
IfcFurnitureType
IfcLampType
IfcLightFixtureType
IfcMechanicalFastenerType
IfcMemberType
IfcOpeningElement
IfcPile
IfcPlateType
IfcRailing
IfcRamp
IfcRoof
IfcSite
IfcSlab
IfcStair
IfcSystemFurnitureElementType
IfcWall
IfcWindowType