Ender 2 3 4 5 CR-10 20 X & Co Single Fan Dual Hotend Lightweight Build

for 2 mk8 + 80mm fan which keeps everything nice and cool


water test from an old build, but fan stays in same position so results should be same...
https://www.youtube.com/watch?v=q_TnagxycB0
first 15seconds 100% fan
last 15seconds 40% fan

bridge test from an old build, but fan stays in same position so results should be same...
https://www.youtube.com/watch?v=7btCyyi_Zx4

https://www.thingiverse.com/thing:3347669