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 gasses with no means of removing them safely. The printed circuit boa
Fits Multiple Worcester Appliances
Technical specification
TypeTubeManufacturer Model No87161012640Brand NameWorcester Bosch
Reviews
Worcester Bosch 87161012640 Tube Air Pressureswitch Negative