Worcester Bosch pressure switches within your central heating boiler help to manipulate different aspects of the internal pressure of within boilers and closed systems. Pressure switches can relate to gas, air or water and are used to restrict or allow the flow of certain material dependent on the pressure variables.
Comes with O-ring
Technical specification
TypePressure SwitchCompatible With24 i Junior, 24 i Junior LPG, 28 i Junior, 28 i Junior LPGManufacturer Model No87161051110Brand NameWorcester Bosch