EC Fan Mount

The Extruder controller on my MakerBot has been erratic lately by shutting down during prints. I read on the MakerBot wiki (http://wiki.makerbot.com/cchb1) for the Heated Build Platform, that getting air flowing over the Extruder controller pcb will almost always keep it from shutting down.
I designed a low profile enclosure that mounts a 40mm by 40mm 12VDC sleeve bearing fan at the side of the Extruder pcb. This side mount design provides reasonable air flow over the board while maintainin