Biasi BI1036103 Air Pressure Switch.

City Plumbing

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 diverting them out of the property. The printe

Direct Heating Spares

BIASI BI1036103 28KW AIR PRESSURE SWITCH. Genuine brand new Biasi product, covered by a Biasi manufacturer's guarantee.