BR-1780 Series Regulators are designed for final line pressure regulation on medical oxygen systems. They are equally suitable for a variety of gases in medical or industrial applications. The BR-1780 Series Regulators have a balanced seat, are constructed with oxygen compatible materials, and offer a tamper resistant adjustment screw cap. Flow performance is impressive as well offering up to 30,000 SCFH for the ¾” and 1” model and up to 20,000 SCFH for the ½” model. Compatible with oxygen, nitrogen, argon, hydrogen, helium, CO2, and LNG.