Si Tech - Drysuit Exhaust Valve Castine 145 frameless and with a Pure

frameless and with a Pure Clear lens for maximum optical clarity

by using a compressed air source

This radio runs on Amateur Radio Bands ONLY

Casing design features inner winglets that direct airflow towards the exhaust valve

the Power Lock offers strength

Si Tech - Drysuit Exhaust Valve Castine 145 frameless and with a PureThe Argo Exhaust Valve is a high performance valve suitable for all areas of recreational and technical diving. 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