... The blower rotor, casing, wall panels, shaft and other key components are all produced by the advanced ... in gas transportation, waste water treatment, sewage treatment, air purifying, aquaculture, pneumatic transport, vacuum packing, combustion- ... 0.55-315kw Standard AccessoriesSuction Silencer (With Air Filter)Discharge silencerAnchor BoltReverse ValveFlexible JointSafety ValvePressure GaugeCommon ...