Worcester Pressure Relief Valve/Hose 87161567640
Worcester Bosch 87161567640
Suitable for the following Worcester Bosch Boilers:
Worcester 24SI II NG FSN COMBI
and Worcester SI 25 FSN LPG COMBI
with Worcester SI 25 FSN NG COMBI
plus Worcester 28SI NG FSN COMBI
fits Worcester 28SI LPG FSP COMBI
and Worcester 28SI II NG FSN COMBI
with Worcester C1 FSN BRITISH GAS COMBI
plus Worcester RD628 FSN NG BRITISH GAS COMBI
The pressure relief valve helps to control pressure build up within a central heating system.
It is set to vent as pressure increases to prevent catastrophic boiler malfunction.
