Which Side of the DIY Should the Filter Be Attached To?

The filter should be attached to the front of the fan. Do take note that the filter also has a front and back side. “This side faces the fan” is printed on the frame of HEPA, and you can attach the filter in the direction indicated.

It's Time to Breathe Safe

Join the thousands already protecting their health. Download your free guide to breathing safe today.

Was this article useful?00