Heavy duty ozonators, feature a highly polished stainless steel housing(amplifying ozone output) and multiple UV-C germicidal lamps, each is individually controlled for unrestricted removal of heat associated with multiple high wattage grow lights, allowing flly adjustable ozone output. This redundant fail-safe feature means you are never without odor control. Great for larger spaces and faster results in smaller spaces. These ozonators are not affected by high humidity levels and fit conveniently into your duct system with hanging eyelet supports and prepunctured mounting holes.