The American Spa has not only been engineered for maximum hydrotherapy and aquatic performance, its optional, award winning Crystal Clear Water Management system maintains water purity 24 hours a day so all spa users stay safe and healthy. At its core is an omni-directional water purifying system which combines an innovative ozone booster system to remove micro-organisms, viruses, bacteria and organic matter with one of the largest and most efficient filtration systems in the world.