Also known as a Corsi-Rosenthal box, this DIY method of building your own air filter with filter material and a box fan is an easy and cost-effective way to help clean indoor air from airborne virus particles, wildfire smoke, pollen, dust, and more!
If you can seal a box, you can build one!
Purchase a length of nanofiber material from our website and get building!
Click the link to see how others are putting their ideas to the test!
$20 DIY Air Purifier for Classrooms
Watch this interview as Prescientx's founder Barry Hunt shares ideas on how to easily create a box fan.