This genuine Glow-worm water valve (0020026413) is a diverter valve designed for use in Ultracom and Flexicom boilers. It controls the flow between central heating and domestic hot water, ensuring efficient boiler operation and reliable temperature regulation. Ideal for repairing common CH/DHW changeover faults.
The Honeywell Home 22 mm 3‑Port Diverter Valve (V4044C1288/U) is a high‑quality motorised valve designed for domestic fully‑pumped central heating systems. Its 22 mm compression connections, two‑position operation and spring‑return mechanism allow seamless switching between heating and hot‑water services for enhanced system flexibility and reliability.