With growing interest in Indoor Air Quality (IAQ), there are continuous questions about filters?  Misconceptions and misapplications can endanger the health of building occupants.

The ASHRAE article, Debunking Myths About MERV, Air Filtration, concisely answers common questions such as:

• Is there more to filtration than just ordering them and sliding them in? … Yes
• What does 99% efficient mean and how is it misapplied?
• How MERV 13 is beneficial when COVID-19 virus is less than 0.3 microns?
• What considerations should I take when replacing a filter?

Click HERE to read the complete article. 

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