H-50D First Stage
This balanced, environmentally sealed diaphragm provides premium performance and rock solid protection in the absolute worst environmental conditions.
First Stage Features:
- Balanced, environmentally sealed diaphragm
- Dry balance chamber ensures solid performance in the worst conditions
- Two high pressure ports, four intermediate/low pressure ports
- 300 bar DIN connection, compatible with 40% Nitrox
Halo Second Stage, w/ 40” LP hose
The Halo provides amazingly smooth performance in all conditions providing unsurpassed performance with enhanced technology.
Second Stage Features:
- Balanced, adjustable downstream valve
- Adjustable control knob refines inhalation resistance
- Air Control Vane (A.C.V.) utilises vacuum power to reduce work of breathing
- Compatible with 40% Nitrox