The Glow-worm 0020061630 Hydrobloc Return Group is a genuine replacement component for compatible Glow-worm Betacom boilers. Designed for the diverter valve assembly, it helps regulate water flow between central heating and domestic hot water for reliable boiler performance.
The Glow-worm 0020064054 3 Way Valve Shaft is a genuine replacement component for compatible Glow-worm combi boilers. Designed for the diverter valve assembly, it helps direct hot water between the central heating system and domestic hot water for efficient boiler operation.