Product Information: 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.
This part is present in 4 different boilers in the Worcester range including the Worcester 24I NG , 24I LPG , 28I NG , 28I LPG .