... 3.long life blower 4.make the output water clean without any oil-dust and ordor 1. ... used in many fields, especially in gas transportation, waste water treatment, aquaculture, pneumatic transport, vacuum packing, oxygen generation, ... 0.55-315kw Standard AccessoriesSuction Silencer (With Air Filter)Discharge silencerAnchor BoltReverse ValveFlexible JointSafety ValvePressure GaugeCommon BaseBlower ...