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 activated, the flow switches senses this movement and feeds the information bac
Supplier Part Number: P746
Fits a Number of Appliances
Technical specification
TypeRelayToilet Cistern CapacityFTW--Supplier Part NumberP746Range DescriptionPowermaxBrand NamePotterton