... gas water pumps , new light aluminium alloy, popular for home / fram use and irrigation, large volume discharge ... 2 INCHES WATER PUMP ... (CENTRIFUGAL) MODEL: ZW-25CX <1.> Pump Parameter ,Pump material : aluminium alloyPump type : centrifugalInlet / Outlet (mm/inch) : 50 / 2 ... (L) : 0.6Air cleaner model: semi-dry ,oil bath,dual ,silent,cycloneContinuous operating time(h) : 5< ...