. The PF400 is the most versatile air movement system available. It can be used as a stand alone fan for high capacity comfort cooling or in conjunction with a duct to inject fresh air or extract contaminated air. By joining a series of ducts and fans together the PF400 can be used to extract or replenish air over. Conditions in crowded or poorly ventilated rooms are unpleasant and unhealthy. A lack of oxygen in the air causes drowsiness making operation of machinery dangerous. An EIPL PF400 can ensure a constant supply of fresh oxygen-rich air. In areas where fumes dust or unpleasant smells prevail the build-up can be a risk to health and safety. The PF400 has the power to extract huge amounts of contaminated air though it's heavy duty non-collapsible flexible ductingFeatures Voltage 230Phase 1Frequency(Hz) 50Power(kW) 0.55Current(A) 3Airflow(m3/hr) 3500Noise Level(dba) 70Min Operating Temp (°C) 0Max OperatingTemp (°C) 40. .