ASIET, INC air scrubbers disinfect and deodorize all odors including pet odors. Unlike other units that use HEPA or carbon filters, the ASIET, Inc. Air Scrubbers actually destroy odors, mold, viruses and bacteria (such as flu, listeria, e-coli, mycotoxins (fungus), cedar fever, Hantavirus (disease from mouse droppings). Improves allergies and asthma. All of our systems even eliminate cigarette smoke.