A diving regulator or underwater diving regulator is a pressure regulator that controls the pressure of breathing gas for underwater diving. The most commonly recognised application is to reduce press
Diving regulator: The most familiar type is the single-hose open circuit scuba regulator, with first and second stages, low pressure inflator hose and submersible pressure gauge
Side view of BIBS mask supported by straps
Parts and tools to convert an Apeks first stage diving regulator from DIN to Yoke connector
A Dräger two-stage twin-hose regulator
A scuba cylinder valve or pillar valve is a high pressure manually operated screw-down shut off valve fitted to the neck of a scuba cylinder to control breathing gas flow to and from the pressure vess
Top of 7 litre steel cylinder with parallel neck thread with valve fitted
Draeger 300 bar taper thread DIN cylinder valve
A 232 bar DIN connection cylinder valve with M25x2 parallel thread cylinder connection
Parallel thread scuba cylinder valve with sintered filter on dip tube and concentric valve spindle