8 Exhaust Fan Home Silent Inline Duct Fan Booster Bathroom Extractor Blower Pipe Air Ventilation System Kitchen Wall Fan

- Pure copper sheathed wire: High temperature resistant cold resistant; not easy to break or hard to age. It can be used for temperature changes from -25 °C to 90 °C. - Plastic steel frame: With high-pressure electrostatic spraying technology it is anticorrosive anti-rusting and easy to clean. - Stainless steel vane to ensure exhaust volume and maintain a smooth operation. - Pure copper wire motor and ball bearing ensure strong and stable motor operation. - The noise amplitude is very small.