VAILLANT ECOTEC PLUS 824 831 837 WASSERDRUCKSENSOR 0020059717 WAS 253595
Will fit: VAILLANT ECOTEC PLUS 824. VAILLANT ECOTEC PLUS 831 BOILER. VAILLANT ECOTEC PLUS 837 BOILER. Products will not be covered if misused or not serviced as per maintenance instructions.