Marketing InformationThe 20/22 Series stop valves were added to PRIER® offering with our 2007 purchase of Mansfield® brass division. The 20/22 Series stop valves feature a heavy brass body, metal operating handle and packing nut design. These valves are designed for precise flow control. The 20/22 Series stop valves feature multiple inlets and waste and drain options, a solution for any application. Each 20/22 Series stop valve is air tested to provide years of reliable service.