Turning Dado changes the airflow angle

Fits any 80mm, 92mm 120mm, 140mm PC fan

Video: https://www.youtube.com/watch?v=uD2vHHnfa2A

How to slice: https://www.youtube.com/watch?v=9SbpQj1s48o

Download pre-sliced print files (gcodes) for your printer here: http://www.river.family/

Layer height: 0.3mm Infill line width: 0.6mm Number of walls (perimeters): 0 Top layers: 0 Bottom layers: 0 Infill density: 21% Infill pattern: grid Infill direction: 90°

Any feedback is much appreciated, thank you! :)