VAILLANT ECOTEC PLUS 824 831 837 FLUE ADAPTOR SEAL 60MM 981233
Will fit: VAILLANT ECOTEC PLUS 824 BOILER. VAILLANT ECOTEC PLUS 831 BOILER. VAILLANT ECOTEC PLUS 837 BOILER. Useful Link. Why Choose Us ?. Products will not be covered if misused or not serviced as per maintenance instructions.