Sliding Vertical Window Exhaust Fan - Punch-Free No Drilling Setup Retractable Adjustable Airflow for Living Room Office Bathroom(23.62-25.59in)

Precise Fit for Sliding Windows: Custom-designed for sliding windows with inner frame heights of 13"-53" inch, equipped with a 1.97-inch height-adjustable spring mechanism. No drilling required; simply insert into the window frame and tighten to complete installation. Disassembly is equally convenient.Stable Structure: Utilizes an aluminum alloy metal frame and a three-section clamping structure to firmly hold the window frame edges; it does not obstruct smooth opening and closing of the window, balancing stability and ease of use.Adjustable Wind Speed: Quiet yet powerful exhaust with a stepless speed control design: Meets various needs such as quiet ventilation at night, daily air exchange, and efficient removal of kitchen fumes and humid air from the bathroom.Durable and Safe: The main body is made of aluminum alloy with silent bearings, ensuring stable operation and a longer lifespan; the double-sided stainless steel protective mesh design not only prevents foreign objects from entering but also keeps children away, protecting home safety.Easy Installation: Installation only requires measuring the vertical window frame height (not the glass height). The height-adjustable structure allows even beginners to quickly and easily modify their windows for ventilation.

• Precise Fit for Sliding Windows: Custom-designed for sliding windows with inner frame heights of 13"-53" inch, equipped with a 1.97-inch height-adjustable spring mechanism. No drilling required; simply insert into the window frame and tighten to complete installation. Disassembly is equally convenient.
• Stable Structure: Utilizes an aluminum alloy metal frame and a three-section clamping structure to firmly hold the window frame edges; it does not obstruct smooth opening and closing of the window, balancing stability and ease of use.
• Adjustable Wind Speed: Quiet yet powerful exhaust with a stepless speed control design: Meets various needs such as quiet ventilation at night, daily air exchange, and efficient removal of kitchen fumes and humid air from the bathroom.
• Durable and Safe: The main body is made of aluminum alloy with silent bearings, ensuring stable operation and a longer lifespan; the double-sided stainless steel protective mesh design not only prevents foreign objects from entering but also keeps children away, protecting home safety.
• Easy Installation: Installation only requires measuring the vertical window frame height (not the glass height). The height-adjustable structure allows even beginners to quickly and easily modify their windows for ventilation.