Summary

A air extractor made with 2(number)×60mm (radious)×15 mm( thickness ) fans
You can also edit the dimension and the number of fans.
In a public document in onshape.

Remember pc fans works whit 12 volts

Post-Printing

White glue

            <div><p>i used white glue to paste the parts.There are others adhesives too</p></div>

How I Designed This

Edit it in Onshape

            <div><p>You can edit it in this link:<br><a rel="nofollow" href="https://cad.onshape.com/documents/6b3ec741c2ea419f312e5326/w/1ee4814fa90d58ecb5fe536a/e/14f4c36e650d47e2b86b190f">https://cad.onshape.com/documents/6b3ec741c2ea419f312e5326/w/1ee4814fa90d58ecb5fe536a/e/14f4c36e650d47e2b86b190f</a><br>*Note:You need to be registred to edit.</p></div>

Air Extractor reversible made with PC fans