Vaillant Gas Valve is suitable with Ecotec VUW (condensing) and Ecotec VU (condensing) boilers. The gas valve is employed in the distribution of gas. When gas is required in the burner the printed circuit board (PCB) sends a signal to the gas valve, which opens to enable gas to flow into the burner or the pilot assembly depending on the model of the appliance.
Comes with a shaped gasket, washers and screw
Technical specification
Waist Sizeaa14cf11gxTypeGas ValveSupplier Part Number20148381Brand NameVaillant