Prusa i3 Direct Drive Bowden Extruder Fan Bracket
by indieflow, published
After finding I'm printing a lot with PLA at the moment I decided to mount 2x 40mm fans to my bowden extruder for active cooling.
Change m3x40mm bolts for m3x50mm bolts.
Mount to J-head bracket.
Attach fans via m3x20mm bolts.
Wire to controller or provide 12VDC.