Vertical Window Exhaust Fan for Sliding Windows, Retractable Fan, with Stepless Speed Control & Waterproof Living Rooms Bedroom Attics Garages(White,13.8-15.7)

No drilling required Low noise Adjustable speed Vertical Window Exhaust Fan for Sliding Windows, Retractable Fan, with Stepless Speed Control & Waterproof Living Rooms Bedroom Attics Garages(White,13.8-15.7)

• Extendable Design: A three-section clamp structure with reinforced springs allows for free extension and retraction of 5cm. The vertical sash securely locks against the window frame edge, preventing it from falling off and ensuring safety. Please measure your window frame dimensions before purchasing.
• Durable and Easy to Clean: Aluminum alloy frame + double-sided stainless steel mesh, waterproof; the body is only 4cm thick, not affecting normal window opening and closing, and can be easily disassembled and washed for quick dust removal.
• Flush-Mount Installation: This vertical window exhaust fan requires no drilling during installation. Featuring a flush-mount design with a three-stage clamping mechanism and reinforced springs, it securely embeds into the window frame edge. Installation is simple and does not interfere with normal window operation.
• Powerful and Efficient Ventilation: The exhaust fan features multiple speed settings. Low and medium speeds meet daily air exchange needs, while high speed is specifically designed for environments like kitchen and bathroom. Its high-performance motor generates a powerful airflow, rapidly expelling stale air and introducing fresh air. With a ventilation coverage area of up to 30 square meters, it effectively meets the air exchange requirements for corresponding spaces.
• Multiple Size Available: Available in 14-51inch, this exhaust fan fits most vertical windows and can also be installed on horizontal windows if needed. Multiple size options ensure compatibility with diverse requirements. This vertical exhaust fan perfectly meets ventilation needs for homes, kitchens, and commercial spaces.