The fan is the component that injects fresh air in to the combustion chamber, allowing the gas to be burnt correctly. It also extracts the noxious gas after the combustion process is complete. The boiler has safety protocols in place to make sure no gas
Fits multiple appliances
Technical specification
Waist Sizeab67cf11fxToilet Cistern CapacityFTW--Supplier Part Number7683438Brand NameBaxi