The air pressure switch is a safety device which checks the fan is fully operational. It ensures that, if the fan malfunctions within the boiler, there would not be a build up of toxic fumes with no means of venting them. The printed circuit board monito
Colour: Grey
Comes with Tube, Screws and Bracket
Technical specification
TypeAir Pressure SwitchManufacturer Model No61313932-01Brand NameAriston