Please don't spread misinformation that is easily debunked by wikipedia: https://en.wikipedia.org/wiki/HEPA#Mechanism https://en.wikipedia.org/wiki/HEPA#Mechani

Please don't spread misinformation that is easily debunked by wikipedia: https://en.wikipedia.org/wiki/HEPA#Mechanism https://en.wikipedia.org/wiki/HEPA#Mechanism HEPA is actually twice as efficient at removing <0.01 micron particles than 0.3 micron.