Flsun i3 (2017 version) Extruder Fan Duct and Deflector

This is my version of extruder fan duct and deflector with cable support for Flsun i3 3D printer. This is designed to cool only the extruder; I did not need the extra fan for cooling the filament because I mostly print with ABS and PETG.

It is designed for 40 mm fan and for default extruder that came with the printer (heat sink diameter is 25 mm). The arm on fan duct can be used for fixing the cables (see the photos).

Fan duct fits into standard fixing places of the carriage and can be at