FT30 axial fan can be connected to the pipeline as part of the pipeline, which is suitable for chemical industry, papermaking and other factories to transport air below 60 degrees and all kinds of harmful gases to motors. The use of ambient gas temperature are less than 150, the relative temperature is less than or equal to l00%. Hard particle content is less than 150mg/m³, if the transmission contains corrosive, flammable and explosive gases can request when ordering.