NEOPERL offers a line of compact flow regulators (OD sizes 5/16-inch to 15/16-inch) that are easy to insert (press-fit) and available in flow rates from 0.1 gpm to 30 gpm. The noiseless regulators provide a reliable flow rate control from 15 to 150 psi and are certified to ANSI/NSF 61. Selection guide and technical specifications are available Circle 26