Vacuum outlet diffuser

Vacuum outlet diffuser for 2.25in (~58mm) vacuum outlet to redirect air flow and minimize debris being kicked up by the vacuum outlet. This diffuser will not effect the sound of the vacuum, and is not a sound dampener. This diffuser did not appear to reduce the vacuum inlet pressure.

A project to learn how to use OpenSCAD. Not as fancy as this [ShopVac Diffuser](http://www.thingiverse.com/thing:1182596) but seems to work just fine. The fit in my vacuum is not snug, but it does not shoot out w