This option saves the selected space(s) in the "STL" (stereolithography) format. This is an ACSII file where surfaces are broken down into triangular polygons.
The following window is popped-up -
You have options to include Components and/or Openings in the exported file.
Export DXF File
This option exports the geometry created by ModelIT, to a 3D dxf file format.
The surface representation can be switched between: Polyline and Polyface mesh.
Openings (windows, doors, etc.) can be included or excluded from the export.
Attach/Detach Bitmap File...
This function allows you to attach bitmap images into the VE model space to create models from an alternative template source.