NANOFIBER TRUE HEPA FILTER

Air conditioners; Hot air blowers; Humidifiers; Electric dehumidifier for household use; Household air cleaners; Electric air heaters incorporating electric fans; Air purifiers; Heat recovery ventilators; Electric fans; Air filtering units; Filters for sterilizing air; Filters for filtering air; Air filters for air cleaners; Filters for air purifiers; Filters for electric humidifiers for household use; Air sterilizing apparatus; Ceiling fans; Air circulators in the nature of electric fans; Ventilating fans; Air humidifiers; Air heaters for heating; Dust filters in the nature of filters for removing dust particles from air, for use with filtering units