Wanhao Duplicator D9 Reworked Cooling Fan (Uses Stock Port & 5015 Fan!))

Wanhao D9 Fan Duct Reworked - After initially using Tiny Machines 3D's flipped version, I decided to remodel it from scratch with the exception of the vary top fan insert; no sense re-inventing the wheel and his design there works well for the myriad of available fans out there.

I'll add a couple images of it installed soon.

The big changes were internal rounding of the cavity to better direct flow, some edges tweaked to accommodate sloppy fabrication holes in the heat sink bottom and to s