Description: High efficiency: Less consumption, more efficiency. This upgraded heat powered stove fan is enrgy-saving highly which can provide greater comfort, and curb consumption from combustion. Premium Quality: It is made of high-temperature resistant Alumina which is widely used for gas, electric, pellet stove or wood burning stove. Environmental-friendly: The fan gets heat powered which obtains energy by the heat emitted from the stove so no batteries or electricity are needed, warm air can efficiently circulate around the every corner of the room. Quiet Operation: With newly designed parts, the fan can achieve larger air volume with the lower noise and the working noise is below 36DB. That will help to create a quiet and comfortable environment. Working Temperature: The general working temperature of the stove fan is 60°C - 350°C(140°F - 660°F) and the Air volume can reach 180-210CFM and the wind speed gets faster when the temperature gets higher. Specification: Material: Alumina Noise: 35dB Working temperature: 140°F - 660°F Air volume: 180-210CFM Wind speed: 750-1050rpm Size: single head:18x16x8cm/7.3x6.3x3.1 inch double head:15x16x8cm/6.0x6.3x3.1 inch Package Includes: 1 Piece Fireplace Fan