My Customized Parametric Golden Spiral Fan Duct v0.1

thingiverse

This is a customized version of the item at http://www.thingiverse.com/thing:236144, which was designed using the Customizer app found at http://www.thingiverse.com/apps/customizer/run?thing_id=236144. The specifications for this version include a screw diameter of 2.8mm, 24 facets ($fn), a phi value of 0.618034, five fins, a direction of 1, a fan diameter of 40mm, no ball inset, a scale factor of 10, a corner radius of 5mm, a wall thickness of .9mm, a mount side of 40mm, a perimeter extrusion width of .4mm, a ball radius of 0.1mm, a mount height of 5mm, a layer height of .3mm, a screw distance of 32mm, and a duct height of 10mm.