Castell - Model MBV -Modular Ball Valve Interlock

The Castell MBV modular ball valve interlock is designed to enable locking off, in either the open, closed or both open and closed conditions. The MBV is suitable for any quarter-turn valves including Ball, Plug and Butterfly Valves up to 3” bore size. Fitting the MBV enforces a logical, predetermined and safe sequence of operation where the control of flow paths is critical. The MBV is manufactured in stainless steel with stainless steel lock portions.