icabalzar5 years ago000Is this air purifier actually operated with an ioniser? Does this emit ozone?Show in original language (German)Anonymous5 years ago000 Helpful answerNo. Hepa filter and activated carbon (removes ozone according to Wikipedia) in combination with electrostatic (not ionisation). This produces very good filter performance. Here is more information: https://www.blueair.com/ch...Show in original language (German)Comment