Promega Nozzle Fan Guide

I have tried several fan designs over the last few months but none of them solved the cooling issues I was having with PLA. This design is based off of several fan designs I've found over the last few months with additional tweaking to maximize the flow of air from the original part cooling fans. (Trying to avoid going to larger fans.)

I am really happy with this design. I have been using it now for a couple of weeks and so far my PLA results have improved dramatically! I have included the Sk