A boiler diverter cartridge plays a vital role in combi boiler systems by directing hot water between central heating and domestic hot water outlets. When this component wears out or becomes stuck, you may experience fluctuating temperatures, reduced hot water pressure, or heating delays. Understanding how a boiler diverter cartridge functions helps homeowners and heating engineers... https://nationalboilerspares.co.uk/product-category/diverter-valves/