Quick view Calectro Calectro CFA-230V Now: £0.00 MSRP: Was: CFA-230V CFA is an electronic freeze protection alarm with a digital display that is used to monitor frost in air heating systems that use water as the heat carrier. CFA is connected to a temperature sensor that measures the water…
Quick view Calectro Calectro CFA-24V Now: £0.00 MSRP: Was: CFA-24V CFA is an electronic freeze protection alarm with a digital display that is used to monitor frost in air heating systems that use water as the heat carrier. CFA is connected to a temperature sensor that measures the water …