Ona Air Cyclone FanOna Air Cyclone Fan The ONA Air Cyclone fan unit sits on top of an ONA 20 litre gel tub. It has a built in fan that blows ONA enhanced air out into the room, spreading it around and greatly enhancing its effects. Fits onto an ONA 20 litre gel tub Blows the odour neutraliser out into the room, enhancing the effect Ensures even distribution of ONA in areas up to 464 square metres Manufactured to meet rigorous quality control standards Five fan speed