We offer the Metal Tube Rotameter which is made for the precise measurement of liquid and gas flow rates. Vertical mounting is used for the rotameter. A complete rotameter installation consists of a clear fronted, protected glass tube with a tapered end. The float inside the tubes indicates the flow rate. The product features include an overall face to face length of 500mm for flanged connections, simple tube interchangeability without severing the lines, scale body M.S. powder coated or SS upon request.