NITRA ARV Series Manual Shut-Off Pressure Relief Valves Catalog

This document details the NITRA® ARV Series manual shut-off pressure relief valves, which are three-way, two-position pneumatic valves designed to shut off upstream pressure and relieve downstream pressure. It includes specifications for models ARV-21, ARV-22, ARV-32, ARV-33, and ARV-44, covering port sizes, prices, weights, operating pressures, and dimensions, along with information on modular assembly brackets and distribution blocks.