Allows the regulator to remain unaffected by supply pressure changes.

The Model 80 pneumatic regulator features control sensitivity of less than 0.1 "water column, very low consumption and high accuracy to maintain the set point regardless of supply pressure changes."

Main structured items are: JDQM full face mask, air supply valve, pressure regulator valve, backboard, pressure gauge, alarming whistle, medium pressure tube, carbon fiber composite cylinder, etc.