Heavy-duty flow meters are fully enclosed in a brushed stainless steel case.  Ideal for industrial applications with flow rates of up to 116 GPM / 440 L/min and 250 SCFM / 7080 L/min.  Used for flow measurements of liquids (water) and gases (air.)  Meters are graduated for direct reading of water and air.  Wetted parts include borosilicate glass flow tubes, Viton^® O-rings and 316 Stainless Steel fittings, guide rods and float stops.  These flow meters come with flanged end fittings for easy in-line installation.