A Vaillant flange set for the burner section of Vaillant ecoTEC VU (condensing), ecoTEC VUW (condensing) and ecoTEC VUI (condensing) boilers. The burner produces heat in a combustible heating appliance. In natural gas appliances, gas is transferred to a gas valve and into the burner for ignition. The heat created is used to heat the water in the master heat exchanger.
Fits multiple appliances
Technical specification
TypeFlangeManufacturer Model No20010867Brand NameVaillant