Improved Hexagon Cooling Fan Shroud System for MakerFarm Prusa i3v and i3

This improved cooling system for the Hexagon (NOTE: NOT Hexagon AO) hot end on the MakerFarm Prusa i3 and i3v mounts the fan behind the hot end to keep it out of sight and out of the way. It also directs the cooling airflow away from the part being printed and away from the heated bed to help prevent warping.

This cooling system uses a 25mm fan mounted in the extruder deck behind the hot end to pull air up and vent it out the top, away from the print. A shroud around the hot end pulls air i