1) production capacity: 1000l/h 25��(about6000gpd) ,different ro membrane for selection: filmtech, hydranautics 2) standard 4 filtration stages: quarts sand filter, activated carbon filter, pp sediment filter, ro membrane (customers can personalize system according to input water quality or requirements of output water quality, such as uf, softener, uv etc) 3) frp tank for quarts sand and activated carbon,ss304 structure. we also provide various capacity ro and other kinds ro for domestic and commercial usage. details you can find in our website as forwardaqua dot com. or contact with eric's msn/email: kindney at msn dot com.