Automatic multi-storey sand filter system¡G50L filter material (1054 FRP tank & 263 control head ) Automatic active carbon filter system¡G50L filter material (1054 FRP tank & 263 control head ) Automatic softener system with brine tank ¡G50L filter material (1054 FRP tank & 255 control head ) Construction of equipment¡GSUS-304 stainless material Water quality meter¡Gshow PPM or £gs/cm control type¡GIC control volume: L 230 x W 65 x H 190 cm