About the Honeywell M847A1080/B Foot Mounted Actuator
Honeywell M847A1080/B Foot Mounted Actuator. Honeywell Foot Mounted, Two-Position Draft Damper Actuators. Use with Two-wire 24V room Thermostats or other Low Voltage controllers to operate the draft damper on solid fuel furnaces or boilers and other similar light duty applications.