Product Information: The expansion vessel is a small tank that is used to protect closed systems from excessive pressure. The tank is filled with air that acts as a cushion against surges in pressure within the system.
This part is present in 45 different boilers in the Baxi range including the Baxi GOLD COMBI , GOLD COMBI , HEATMAX COMBI , HEATMAX COMBI , HEATMAX COMBI .