close the bottom of the box with kapton-tape (last pic)
box has 2mm walls

Download the Clips to Mount it on a MendeMax 1.5 or T-Max:
http://www.thingiverse.com/thing:348881
:) have phun
UPDATE

i´ve kicked out the 1.6mm wall Version...
Version with Slot to connect Display (Needs to be cutted after printing to get the cable in)

• Lid with 60mm Fanduct
• File: "Rumba_Case_V2_Diplay_Endstop_2mm_Walls_10mm_higher.stl"
• File: "Rumba_Case_V2_closed_bottom.stl" same but bottom closed with 0,6mm thickness to get rid of the kapton tape...
  excanged the 40mm-Fan-Version with a thicker one wich also has Support for the overhang area. filename: Rumba_Lid_V2_2x40mm_Fan_Support.stl
  added two files of the lid wich have 3mm thickness and no cutouts on the bottom.
  files:
  Rumba_Lid_V2_2x40mm_Fan_Support_3mm_no_cutouts.stl
  Rumba_Lid_V2_60mm_Fan_3mm_no_cutouts.stl
  added:
  mounting plates for OrdBot and DesignSpark file of the closed bottom Version of the box.

UPDATE

i´ve made a new Version, much more stable and with a lid wich takes a 80mm Fan and the Full Graphic Display:
http://www.thingiverse.com/thing:516447