1.low noise 2.energy conserving 3.long life,high rising pressure blower 4. ... and etc.Standard accessories:the inlet and outlet filter silencers, anchor bolts, baseframe, safety valve, check valve, discharge pressure gauge, flexible connections ... reliable operation.Technical details:air capacity: 1.22m3/min to 2.48m3/min.the pressure: 9.8Kpa to 73.5Kpa.shaft ...