The SS-11 safe-second features the Advanced Flow System (A.F.S) and a VENTURI adjustment lever in a compact case design. This Tusa Octopus offers an Ideal Balance of Quality, Comfort, and Reliability. The SS-11 regulator’s Fail-Safe Downstream Valve means you can dive breathing easily – both literally and figuratively.
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-2nd stage downstream demand valve
-Advanced flow system allows ease of air flow
-Venturi flow adjustment system
-Lightweight and compact design