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Saving you time and money when servicing or replacing an expansion vessel! Features & Benefits : • Isolate without having to drain down the whole system • No need to add inhibitor back into the system • Allows the vessel to be isolated and drained for essential periodic servicing and re-charging • Shut off and drain, for membrane expansion vessels in sealed heating and cooling systems • Protected shut/open facility against inadvertent closing • Anti-tamper lever • Drain vessel contents according to EN 12828 • Can be used in conjunction with the Tesla Sealed System Installation Kit (EVCKIT) • Supplied with washer and locking wire • Swivel nut for ease of installation • Includes swivel drain off Expansion Vessel Service Valve Demo Video
