Air Purifiers Air PurifiersWith the operation of air blower, indoor air will come into the air board nd goes through in order of Pre filter, ... Ozone sterilization & ozone filter), ultraviolet tube, and anion generator. Then the purified air comes out of the outlet to the room ... the micro particulate matters, virus, bacteria, etc, in air, and kill them with 7000V-8000s static, thus to previous they ...