Stove Fan: If you have installed your wood heater in a fireplace, you can now collect and use the wasted heat that goes back up the chimney, with this mini stove fan. It sits on top of the wood heater, and is small enough to blow air under the fireplace, and across the room. (LxWxH): 17.4 x 16 x 12.4 cm IMPROVES STOVE PERFORMANCE: This 4 blade heat powered wood stove increases the efficiency of your freestanding stove/pellet heater, oven or wood burning stove by efficiently distributing heat. Fully utilizes the heat from your wood stove and disperses it throughout your room. And 38% wood or fuel savings. Log Burner Fan: Newly designed blade, large air volume, less noise. You don't even know the stove fan is there, but you feel the heat. You will enjoy warm air in a calm and comfortable environment. Advanced and Safe Material: The wood burning stove fan is made of anodized aluminum, which can withstand high temperature up to 350, there is high temperature protection at the bottom, full oxidation of the fuselage, the high temperature does not change color. The stove fan works with normal surface temperatures of 50C. AUTO START: Heat powered wood stove fans are designed to circulate hot air created by a wood/coal or pellet fuel. They effectively circulate warm air throughout the room.