Ozone generators that kill mold and mildew; Air cleaning units containing an air filter, ultraviolet lights and a photocatalytic filter; Ultraviolet ray lamps, not for medical purposes; Dehumidifiers; Air purifiers; Air humidifiers; Ozone generators for sanitizing purposes; Ozone generators for air purification; Sanitizing apparatus using ultraviolet light for sanitizing linens, surfaces of objects not for medical purposes; Ventilating exhaust fans for household use, gymnasiums, pet houses