BETTER THAN HEPA - Pre-filter, True H13 HEPA filter combined with patented NCCO technology (Nano Confined Catalytic Oxidation) sanitizes your house and kills and removes harmful pollutants. It breaks down the harmful particles in the air into harmless compounds and is more effective than a charcoal filter. KILLS VIRUSES & BACTERIA - 4 stage, 300 square foot Westinghouse air purifiers sanitize 99.95% of virus and bacteria organisms in the home, bedroom, work place, and office. 300 square foot coverage good for medium to large rooms. PET HAIR & ALLERGENS - Removes dog and cat hair and dander allergens from the air.Captures dust, pollen, dandruff, and other causes of seasonal allergies. SMOKE & ODORS - Collects and degrades foul smelling molecules from secondhand cigarette smoke, cigar & pipe smoking, wildfire smoke, ash, and garbage. TOXIC CHEMICALS - Captures and renders inert workplace VOC's (Volatile Organic Compounds) from aerosols, acetones, paints, stains, strippers, fuels, and solvents. Our NCCO products have been awarded both CARB and cETL, having passed UL867 ozone standard testing and regulation of ozone emission products. All ozone or Active Oxygen generated by these products product is consumed inside the device. NEW MACHINE - Box is slightly damage which does not affect unit. This item is in the category "Home & Garden\Home Improvement\Heating, Cooling & Air\Indoor Air Quality & Fans\Air Purifiers". The seller is "mis-4427" and is located in this country: US. This item can be shipped to United States.