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Surviving in a vacuum is dependent on vacuum engineering. Vacuum coatings in an astronaut’s visor protect their eyes and metallised threads in their suits shields their bodies from radiation.
The Edwards BRV valves are manually or pneumatically actuated backing/roughing valves. They combine the function of separate backing/roughing valves into one integral 3 port unit. Featuring various control and indication features, they provide a low cost, reliable and easy to operate valve.
BRV10PK Backing/Roughing Valve Pneumatic Operation
BRV25K Backing/Roughing Valve, Manual Operation
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