Fan duct (40mm fan) made to fit Wade Extruder on the front

3 versions of a: 40mm fan duct, made to fit onto a Wade Extruder (see link) and to cool the print area of a E3D-V6 J-head.

Versions:
Single mount - If someone needs this design, i've uploaded this just for you.
Dual mount - Fits the Wade Extruder fund here: https://www.thingiverse.com/thing:1106096 (notice the fit in my pictures as a reference to placement).
No mount - For those who want to attach the duct their own way, or need to mod the stl.

Details:
Total height (as shown in stl fi