Ultimaker 2 Compact Fan Duct

These are very basic fan ducts with an open design to allow for easy access to the hot end for maintenance. Most useful for those who have transitioned to the Olsson block or regularly change nozzles.

I wanted ducts that were compact, allow for easy access to the hot end, and allow for some cooling when required. I don't regularly run my fans so extreme cooling is not a priority for me, although I'm sure these ducts should be more than adequate for most hobbyists.

I've included single fil