This proper Vaillant fan is a alternative component designed to be used in ecoTEC VU (condensing) and ecoTEC VUW (condensing) boilers. The fan introduces sparkling air right into a boiler`s combustion chamber, making sure that fueloline is burnt efficaciously and extracting burnt fueloline on the cease of the combustion process. Your boiler’s protection parameters make certain that no fueloline passes via to the principle burner if the fan isn’t functioning efficaciously.

