wastewater treatment equipment 1.modelZYSRH50 2.pressure9.8-98kpa 3.capacity0 ... cover,Blower Pulley,Motor Pulley,V-belt,Inlet Silencer(with air filter),Safety Valve,Pressure Gauge,Lubricating Oil,Anchor ... which revised by computer o Smaller change in capacity against change in pressure o High efficiency due to special ... · 10.Service · 11.Small Orders Accepted ZYSRH50 wastewater treatment equipment