Si Tech Dump Valve - The Argo, is a high performance valve suitable for all areas of recreational and technical diving.

Be sure that the hole in your dry suit is correct for a Si Tech valve as they differ from Apeks valves.

As with all SI TECH Exhaust Valves the Argo is extremely sensitive for variations in pressure and provides the diver with excellent buoyancy control.

The design of the top lid makes it ideal to use in conjunction with heavy duty gloves and still evacuate proper amount of gas during ascent. All SI TECH Exhaust Valves has built in safety features that ensure no gas to be evacuated by accident while on surface. The construction of the filter lid makes the Argo Exhaust Valve suitable to use in conjunction with all common undergarments.