.. _exhale_define__ifc4x3__rc1-definitions_8h_1ab282e5b4e3745b83b419ba5ef88411b2: Define SCHEMA_IfcPermeableCoveringProperties_FrameThickness_IS_OPTIONAL ======================================================================= - Defined in :ref:`file_src_ifcparse_Ifc4x3_rc1-definitions.h` Define Documentation -------------------- .. doxygendefine:: SCHEMA_IfcPermeableCoveringProperties_FrameThickness_IS_OPTIONAL