Worcester Bosch expansion vessel is a small tank that is used to protect closed water heating systems from pressure surges. The tank is filled with air that acts as a cushion against surges in pressure within the system.
Fits a number of appliances
Technical specification
Waist Sizeab22cg13fwSupplier Part Number77161921050Brand NameWorcester Bosch
Reviews
Worcester Bosch CDI and R x 2-MINI Expansion Vessel Kit 77161921050.