Glow-worm Compact and SD boiler diverter valve diaphragm membrane. A diverter valve is a directional water device in combi boilers that directs hot water into a heating or hot water system. Because of this feature, combis can provide both heating and hot water without the use of a storage cylinder.
Fits a number of Glow-worm boilers
Technical specification
TypeSealsManufacturer Model NoS801191Brand NameGlow-worm