PYBBO Heat Powered Wood Chimneys Stove Fan, Pipe Fireplace Fan, 5 Blades Stove Fan, Silent Operation Motors Winter Cocoon Stove Fan for Wood Burning Stove/Pellet/Log with Magnetic Thermometer - 5B-Pipe-new

• The stove fan can be fixed on the chimney Pipe of Wood/Log Burner/Fireplace, this new design heat activated fan is suitable for the uneven surface of fireplace and won't take up more space. Improve hot air circulation for greater comfort , and reduce 30% wood costs No batteries or mains electricity required, the thermoelectric module acts as a small generator to power the fan's motor. The fan base and blade are made from anodized aluminum which is rust-proof, wear-resisting, with good thermal conductivity Silent operation, spread heat around room and increase temperature with low noise. The moving part is the blades assembly, so the working noise is below 32DB. It will not interrupt your reading, work, and other activities. More stable and environmental protection Overheating protection, the in-built bi-metallic strip at the base of the stove fan is designed to raise the edge of the fan slightly as the maximum operating temperature is approached to protect the motor and the moelectric module. The stove fan can withstand 65-350 ℃(149-660℉) and keep working When the temperature reaches 212°F, woodstove fans works great CFM: 160-220. If the fan doesn't run in time after reaching the temperature, please move the blade slightly (Please do not touch it directly with your hands). Please test the temperature of the fireplace before purchase and pay attention to monitoring the temperature change during use