• Built-in automatic reset check valves prevent reverse flow of gas by cutting off the gas under back pressure • Oxygen and Fuel gas models are not interchangeable in order to prevent wrong connections • Maximum working pressure: 29 PSI for fuel gases, 145 PSI for oxygen • Gas must be shut off at regulators when disconnected • Color-coded for fast, efficient, and safe handling • 9/16”-18 (B Fitting) connections for all models • 3/8”-24 (A Fitting) for Regulator-To-Hose and Hose-To-Hose models
