Balanced diaphragm first stage with a 360° swivelling head and a finned metal cover for better resistance to freezing in extreme situations, black chromium plating
Four 3/8″ MP ports on head, one 3/8″ MP ports on line and two 7/16″ HP outputs
Balanced second stage with Venturi and sensitivity controls
Front hood in black anodised aluminium
Large exhalation valve for increased breathing comfort
Large exhalation defl ector in flexible elastomer material to clear bubbles from face
Delivered with a carry bag
Checked and adjusted individually on a specialised hyperbaric test bench