PP3DP Up Plus air duct for 40 mm fan

This is an air duct to feed the fan of the printer with fresh air. It also covers the triangular shaped holes on both sides of the wind barrier.

Inspired by: http://www.thingiverse.com/thing:59419

Modified "wind barrier" (3rd picture): http://www.thingiverse.com/thing:253687

UPDATE: No longer a work in progress!