ender 3 / CR-10 fan duct lite

thingiverse

this is an improved design for the hotend fan and the part cooling fan of the ender 3. The cooling of the heat sink is greatly improved. this is just the first working version, i am planing to improve the aesthetics in next iterations. print in PETG or ABS or some material that can whitstand at least 70-80 degrees without warping. please print in the orientation provided edit: uploaded fan_duct_lite_v04 fixing a 1mm gap between the fan duct and the plate edit 14/10/2020: converted to stl from obj, improved 4010_duct design, also included a longer version for the stock heatbreak.