Fanbox for Printrbot Air Nozzle System

(can be used by any 3d printer)

This fanbox has a mount for a 21mm x 25mm dc motor with a 2mm x 9mm shaft. This fanbox was built to be placed inside a Printrbot Power Tower with a 3/8" clear tube attached that leads to a nozzle on the print head which you aim at the molten plastic from within the printer build platform.