... 1.Small volume of water filters 2.Filter small eyes, low resistance,low cost ... inlet pipe in front of the auxiliary valve, when the first pipe into the filter medium, the medium through the filter ... into the failure. Small volume of water filters, filter small eyes, low resistance, high efficiency, easy ... test Part NameMaterialBODYBRASSPRODUCTIONFORGINGPLUGBRASSSEALPTFEWIRE MESHSTAINLESS STEEL FILTER