1.low noise blower 2.high efficiency 3energy saving blower machine 4high rising pressure pump 5.stable operation, long life 1. Low ... complex muffler, the noise of our blowers are further reduced.2. High volume and anti-heat efficiency, so it is ... in gas transportation, waste water treatment, aquaculture, pneumatic transport, vacuum packing, oxygen generation, etc. 14.Oil tank: after milling they ...