3 Stage Filtration HEPA Tower Purifier, WhiteQuFresh's tower HEPA air purifier gives you confidence in your air quality in home and commercial environments such as large living rooms, family or game rooms, entertaining areas, offices, studios, gyms, dorms and classrooms up to 1,227 sq. ft. This large air purifier has dual filter panels on both sides and a powerful fan for greater filtration potential using pre filter screens and composite HEPA H11 and activated carbon filters to capture airborne