VEVOR 25.4 cm Exhaust Fan, 988 CFM High Velocity Wall Mount Vent Fan with Speed Control, Low Consumption, Portable Ventilation Extractor for Attic,Garage,Basement,Workshop,Kitchen, Chicken Coop,Black

High Airflow Performance: This 25.4 cm / 10-inch exhaust fan delivers strong airflow for fast smoke and air circulation, keeping your kitchen or workshop fresh and comfortable during daily use,Energy-Efficient Ventilation: The ventilation fan operates at just 50W while delivering a strong 988 CFM airflow, giving you efficient ventilation with lower energy,Adjustable Fan Speed: The built-in speed control switch lets you adjust the fan airflow as needed, high speed for quick ventilation and low speed for quieter operation, ensuring comfort and flexibility,Sturdy Steel Construction: Made with a high-quality steel body for long-lasting performance, this wall mount vent fan withstands daily use in kitchens, garages, attic and other high-frequency use areas,Backdraft Damper Protection: The backdraft damper automatically closes when the kitchen exhaust fan is off, helping reduce backflow of outside air, particles, and cold drafts