Z-6000 Performance Air Purifier, 1,750 sq ft, WhiteActivated Carbon breaks down volatile organic compounds (VOCs) and odors.The TRU-BEAM UV-C system provides exceptional coverage of the True filter using an engineered array of custom-designed optical reflectors and UV-C lights that are designed to last for the entire life of the product, saving time and money and eliminating the need for replacement.Each air purifier comes with dual-sided filters comprised of a True filter with highly efficient Activated Carbon honeycomb granules and a durable mesh pre-filter. Filters specially designed to last at least one year, operating 12 hours per day, under typical operating conditions.