The flow switch acts as a safety device. It is a switch with an in-built sensor that sits in the pipework for both the heating and domestic hot water systems. When the pump is turned on, the flow switches senses this movement and feeds the information bac
Fits multiple appliances
Technical specification
Waist Sizeac42cc14guERP RatingNot ApplicableSupplier Part Number39800120Brand NameFerroli