Viessmann burner bed gasket WB1b: original Viessmann spare part, type: Burner gasket. Application: Boiler (Vitodens 100 BWB1). Manufacturer number: 7826514; Instalpunt article number: 8690268.
According to the Viessmann parts lists, this part fits 2 models, including Viessmann Vitodens 100 BWB1 and Viessmann Vitodens 100 WB1b. The full list is under “Fits”.
Special-order item: it is ordered specially for you from the manufacturer. Specially ordered items can in principle not be returned. Please check the type plate of your appliance and the part number before ordering.
Check the rating plate of your appliance before ordering; if in doubt, ask the manufacturer or your installer. Work on gas-carrying parts must be carried out by a qualified gas engineer.




