The Worcester Bosch expansion vessel is a small tank that is used to protect closed water systems ...The Worcester Bosch expansion vessel is a small tank that is used to protect closed water systems from excessive pressure. The expansion tank is filled with air that acts as a cushion against an increase in pressure within the system. Boiler spare parts must be fitted by a certified Gas Safe engineer. Orders received before 4pm are usually dispatched for next business day delivery. This part also fits the following: WORCESTER GREENSTAR 25SI COMPACT...
The Worcester Bosch expansion vessel is a small tank that is used to protect closed water systems from excessive pressure. The expansion tank is filled with air that acts as a cushion against an increase in pressure within the system. Boiler spare parts must be fitted by a certified Gas Safe engineer. Orders received before 4pm are usually dispatched for next business day delivery. This part also fits the following: WORCESTER GREENSTAR 25SI COMPACT...