Belimo Americas releases the newly optimized UBLK zone valve retrofit solutions. The UBLK retrofit kits are replacement solutions for existing failed actuators on TACO Zone Sentry® zone valves, Schneider Electric™ VBB ball valves, or TAC Erie™ VM zone valves with the Belimo compact CQ actuators. This series of replacement solutions restores the service without removing the valve, saving on installation and downtime while increasing performance and efficiency, backed with a 5-year warranty.