University of Michigan: Build your own low cost air purifier

This video from the University of Michigan Health System shows how DIY Air Purifiers perform in comparison with more expensive models.

Further information – including the importance of having the filter pointing the correct way to prevent virus particles being re-released into the air – is available at Covid Straight Talk. The New York based public health campaign provides information free of charge collaboration with an impressive list of health, built environment, data and aerosol experts.

Box-Fan Air Filter – COVID Straight Talk

An easy way to add some air filtration to your space is to attach minimum-efficiency reporting value, or MERV 13+, air filters to a box fan. It is a relatively inexpensive way to boost air filtration if an air purifier is out of your budget or unavailable.

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