jj-ccr bov

The air flow inside my BOV is pointing towards the central flapper, making it deform when purging above water. Below water is not a problem. Should I turn the flow the other way, away from the flapper?

The air flow inside my BOV is pointing towards the central flapper, making it deform when purging above water. Below water is not a problem. Should I turn the flow the other way, away from the flapper?

Improving the JJ-CCR bailout valve: Whilst the JJ BOV is widely regarded as being one of the best in closed-circuit mode, it’s often thought by many owners as being a bit crap in open-circuit mode. The issue I found is that, when you tune it so that the work of breathing is acceptable, the...