Pressure switches within your heating appliance help to control different aspects of the internal pressure within boilers and closed systems. Pressure switches can relate to air, gas or water and are used to restrict or allow the flow of specific material dependant on the pressure settings.
Comes with Clip and O-ring
Technical specification
Waist Sizead72ce24guToilet Cistern CapacityFTW--Supplier Part Number2000801911Brand NameGlow-Worm