The Glow-worm 0020118640 Three Way Valve Motor is a genuine replacement component for compatible Glow-worm Betacom and Betacom2 boilers. Designed for the diverter valve assembly, it controls the direction of hot water flow between central heating and domestic hot water systems.
Genuine Vaillant 140429 Diverter Valve Actuator for compatible combi boilers. This actuator operates the diverter valve to direct hot water between the central heating and domestic hot water systems, supporting reliable boiler performance.