On 8/15/2016 10:04 AM, Adrian Caspersz wrote:
Cardboard and hot melt glue ...

How to make Bladeless Fan at home
https://www.youtube.com/watch?v=LUk1D4j8SzU

Ah ... minor point there is a blade ... red plastic one you can see it
fitted. So description is misleading.

This is simply a ducted or shrouded fan