Thermal Powered Fireplace Fan, 6 Blades, 25dB Silent Operation, Black, 80,350, Efficient Heating

Heat Powered: Stove fan converts the heat energy into electricity, driving the two headed fan to rotate, blowing the hot air above the chimney to the living room, and increasing the indoor air circulation. Heat powered stove fan uses no batteries, which is safe and environmental. Greater Air Volume: Heat powered stove fan increases comfort faster. At lower fireplace temperatures, the stove fan has a higher speed, allowing for greater airflow. Faster start up and more airflow.