The flue is a vent which allows the safe removal of steam and combusted gases resulting from the boilers normal operation. There are different models of flue which are dependant on the location of the appliance in the building and what type of unit is present .
Fits multiple appliances
Technical specification
Waist Sizeac87cj94gwToilet Cistern CapacityFTW--Supplier Part Number77161910100Brand NameWorcester Bosch