VAILLANT ECOTEC PLUS 824 831 837 HEAT EXCHANGER TO PUMP TUBE PIPE 0020068958
VAILLANT ECOTEC PLUS 824 831 837 WATER PRESSURE SENSOR 0020059717 WAS 253595. We have taken this part from a used, fully functioning boiler cleaned or repaired. All parts are uniquely marked both visibly and invisibly.