O3zone™ by Balboa is a reliable and flexible system designed to generate ozone for your spa.Our family of ozonators was created specifically to withstand the demanding hot tub environment. Choose between Corona Discharge (CD) or Ultraviolet technology and rest assured that you have a comprehensive and reliable source of naturally disinfecting ozone.O3zone ChipOur new chip technology ozonator produces up to 20% more ozone than comparable models. A lower power draw represents a substantial savings--up to 37% less energy is used. Because of twice the precious metals and twin emitters used, it's reliable and energy efficient.