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PBM's Double Block & Bleed valves provide true double positive isolation. This configuration provides the best technology for the most severe isolation services where double block and bleed is required. These valves are designed to ASME B16.34 and ideal for major oil refineries where safety and reliability are critical.
Low-E Packing Tested to the API 622 Standard (rev. 2):
PBM (Pittsburgh Brass Manufacturing) is a company over 100 years old that began as a non-ferrous foundry in 1899 along the Monongahela River in Pittsburgh.