The flue is a vent which allows the safe removal of steam and combusted gases resulting from the boilers normal operation. There are varied types of flue which are dependant on the appliances location in the house and what model of unit is present .
Fits multiple appliances
Technical specification
Toilet Cistern CapacityFTW--ERP RatingNot ApplicableSupplier Part Number6.200212Brand NameAlpha