... wire and brass impeller 4.ISO,CE 5.Stainless steel GP Series self-sucking pump1.IntroductionGP series are suitable for pumping ... pressure switch, gardening, and increasing of water pressure.2.Featuresa.GP Series pump is constituted with clean water pump, non-return ... .Technical Data6. Product Breakdown Structure 7. Product show 8.CONTACT GP series self-sucking water pump