Equipped with HydroClear Technology™ featuring a HEPA 13, carbon, electrostatic, and washable pre-filter capable of capturing 99.97% of pollutants. A hydroxyl generator using photocatalytic oxidation (UV) creates hydroxyls to send outside the device and inactivate remaining pollutants. This creates a 5 stage filtration system offering the most comprehensive cleaning of the air space to reduce irritants, odors, VOCs and pathogens.