The Siesta7FS Flash Streamer further activates the photocatalyst!
The Siesta7FS Bio-antibody filter removes viruses in about 1 minute!
NB. The Bio-antibody filter is usable for one year after opening. In following years, please purchase new filters separately. Operation will not be adversely affected if a Bio-antibody filter is not used. Effective for 3 years from date of manufacture. 
Also, a powerful oxidative removes bacteria and deactivates viruses. Because the hydrogen peroxide and hydroxyl radicals are only present at the surface of the photocatalyst, they do not pass into the atmosphere of the room. Bio-antibody filters
air purifier. Bio-antibody filters. Photocatalytic Filter. Titanium Apatite. bacteria and viruses.