The Humidify+Cool has a HEPA filtration system and a separate carbon filter detects formaldehyde. I suppose it could be due partially to my obsession with clean air, but, to date, the Dyson has documented excellent air high-quality anytime I’ve checked in–the sole exceptions becoming immediately after I’ve lit candles or https://networkbookmarks.com/story16967762/helping-the-others-realize-the-advantages-of-dyson-hepa-filter-air-purifier