Tronxy X1/X3 -yet another shroud-

At first I suited my brandnew X1 with https://www.thingiverse.com/thing:1906391, an elegant design. This was a big advantage compared to the original steel box, which blew directly over the hotend/nozzle itself. But this one had the disadvantage needing three (or two) blowers. Besides that, the way it is mounted caused my hotend to loosen after a while and after a few tighten-ups, the thing broke.
So I decided to draw one myself and this is the (I think) nice result.
This design uses the origi