... 3MpaFlow :2M3/ hMedia: 100 kg of quartz sandActive carbon filter SUS304 stainless tankDia.300×12501SETWorking pressure 0.3MPaFlow:2M3 ... like : The South Pump, Wuxi Joyoung pumpFree repair of mechanical seal pump, Efficient, Low noise, Stable and reliable performance. ... compressed air and the water distribute evenly during backwashActivated carbon filter:With a valve operating system, pipeline system, ...