Valve Interlock for Hand Wheel Operated Valves

Valve Interlock Systems

Interlock for Valves

Valve Interlock

GLM & GLS valve interlock

GL valve interlocks suit all types of handwheel operated valves, including gate, globe, and gear-operated valves.

Available in single key (GL1) or double key (GL2) versions, locking the valve in either the open or closed position, or if the GL2 version is specified, the valve can be locked in both the open and closed position