The Main diverter valve is a part that only appears in combi boilers. It allows the hot water to be directed to the central heating system (radiators, etc.) or to the hot water system (taps, etc.). This feature is one of the reasons combi boilers are so popular.
Fits the main multipoint BF ISS B
Designed for Main Multipoint BF ISS B
Technical specification
TypeWater ValveSupplier Part Number5110959Brand NameMain