FireAngel HW1-R Heat Alarm

The FireAngel HW1-R is a mains powered heat alarm with a Back-up battery. The THERMISTOR heat sensor is designed to detect rate of increase in temperature.This alarm allows you to interconnect up-to 12 smoke, heat or carbon monoxide Alarms, or wirelessly interconnect with up to 50 alarms with the RF interlink base (rf-bw-t) to create a network of protection throughout your home.