The next generation ionic air purifier. This incredibly effective, totally silent system improves the air quality of the environment by trapping airborne allergens like pollen, smoke, dust and pet odor. The patent-pending germicidal chamber kills germs and bacteria, and the Oxygen PlusÂ® filter turns smog and ozone into pure oxygen. Energy efficient system has no costly filters to replace. Front-loading collection blades. For medium to large rooms.