150mm, 6 dia long duct connections.;Up to 495 m3/hour airflow rate.;Built-in temperature and speed control.;4m grow room temperature probe.;Will handle a staggering 315 Pa of airflow resistance.
Black Orchid Centri-flo In Line Centrifugal Grow Room Fan Temp & Speed Control (6 (150mm) Dia)
6″ (150mm) Dia