Big Blue 4" Ozone Unit
The 4" Big Blue is designed for controlling odor in small growing spaces. The stainless steel housing measures 20" long x 4" in diameter. It contains a single UV-C germicidal bulb which produces over 750mg/hr of ozone. It is energy efficient using less wattage than a 40 watt bulb. This unit can use up to a 465 cfm fan.
— Ships from Portland, Oregon USA.