C300 Second Stage

* The optimal flow design valve(OFD) for reliable & high air flow, improving work of breathing compared to a downstream valve.

* Diver-adjustable coaxial VIVA for powerful inhalation assistance & prevention of free-flow.

* Diver-adjustable inhalation control for personalized breathing effort.

* Redesigned mouthpiece tube allows better exhaust airflow.

* Available with either 232 bar INT or 300 bar DIN first stages.