This air pressure switch, with the product code S202201, is designed for use with Glow-Worm boilers. It is compatible with a range of models, including the Ultimate 30FF, 40FF, 50FF, 60FF, 70FF, and 80FF.

This switch is a crucial component of your boiler's safety and control systems. It helps to regulate the flow of air and gas in the combustion chamber, ensuring that your boiler operates safely and efficiently. Please note that professional installation is recommended, and that this switch is not suitable for use with any other brand or type of boiler.