Cyrus Shank products have come to be the Gold Standard in the Industrial Refrigeration industry. Innovation, advanced engineering, and an unwavering commitment to quality proves that we are setting new standards for dependable and reliable Refrigeration Valves. Regardless of which category of valve – Pressure Reliefs, 3-Way Manifolds, Hand Expansion, Angle, Globe, Purge, Needle or Gage Sets – Cyrus Shank sets the standard. No wonder high-tech Aero-Space firms such as Boeing, Air-Bus, and NASA look to Cyrus Shank for precision manufacturing!