13.7-17.7in/35-45cm Vertical Window Exhaust Fan for Sliding Windows, Aluminum Alloy Adjustable (0-2800 Rpm) Window Fan for Home, Bathroom, Bedroom, Kitchen, Basement

Unique DesignRetractable Structure: The exhaust fan is flexible and adaptable to windows of varying lengths. Once installed, it fits snugly into the window frame, effectively preventing air leaks and ensuring effective ventilation while maintaining a clean.Multiple Speed Adjustments: Multiple speed settings allow you to adjust the fan to your needs.Drill-Free Installation: No tools are required, and no drilling or structural damage is required. The advanced snap-on or suction-type design allows for easy installation on a variety of common window types.Efficient Ventilation: Equipped with a high-performance motor, it generates powerful airflow, quickly discharging stale air and drawing in fresh air for optimal circulation.High-Quality Materials: The housing is made of durable, impact- and corrosion-resistant material, capable of withstanding the bumps and friction of daily use. Safety Protection: The exhaust fan features a fine metal mesh on the front, effectively blocking mosquitoes and insects from entering the room and preventing accidental injuries from touching the fan blades.Product SpecificationsModel: Installation-Free Window Exhaust FanMaterial: Aluminum Alloy Frame + Stainless Steel MeshCurrent: 0.35A (peak current per fan)Speed: 0-2800 RPM (adjustable)Air Volume: 98 CFM (per fan)Noise Level: 16-39.8 dB (varies with speed)Bearing: Magnetic BearingExtension Length: 10 cmMounting Method: Built-inPackage ContentsRetractable Window Exhaust Fan *1Power Cord *1

• Specifically For Sliding Windows: Designed specifically for sliding windows, the aluminum alloy frame ensures a secure fan that can be fixed to the window frame. Ideal for freshening the air in pet-filled areas, smoky areas, or any poorly ventilated space
• Pull-And-Play: Features a no-drill installation design, truly tool-free installation—simply pull out the spring frame, insert it into the window frame, and tighten. It can be removed at any time without damaging the window
• Please Measure First: Suitable for sliding windows with an inner frame height of 11.8-69.6 inches (measure vertically to the window frame, not the glass height). Equipped with a 3.93-inch retractable spring design
• Slim Design, Fits Snugly Against The Window: Once the fan is installed in the correct position, it allows for smooth opening and closing of the window. Equipped with a high-performance fan and protected by a stainless steel mesh cover for safety and stability
• Flexible Airflow Control: The stepless speed controller easily adjusts the airflow from a gentle breeze to powerful cooling, with no fixed settings. Suitable for all seasons and different needs