Lasko 20" 3-Speed Premium Box Fan with Durable Steel Body

Powerful High-Velocity Airflow

Experience exceptional cooling with the Lasko B20911 20” Box Fan, delivering up to 2,000 CFM of high-performance airflow. The advanced WindRing® system enhances air velocity by up to 20% compared to standard box fans, ensuring faster room cooling and improved ventilation. Use it independently or alongside your air conditioner to efficiently circulate cool air throughout your space.

Durable and Portable Design

Built with a rugged steel body and a wide, stable base, this box fan offers long-lasting durability and stability during operation. The built-in carry handle makes it easy to move the fan wherever cooling is needed, whether in bedrooms, living rooms, garages, or workshops.

Safe for Window Use

Equipped with a Weather Shield® motor, this fan is designed for safe window placement, making it perfect for bringing in fresh air or exhausting stale air from any room. Its sturdy construction ensures reliable performance even in window settings.

Customizable Cooling Options

Adjust airflow to your preference with top-mounted manual controls and three fan speeds, ranging from gentle circulation to a powerful breeze. The 6-foot power cord allows for convenient placement near outlets, while simple assembly ensures hassle-free setup.

Safety and Warranty

ETL listed and featuring Lasko’s Blue Plug® safety fuse technology, this fan provides peace of mind by cutting power if a hazardous electrical fault is detected. Backed by a 2-year limited warranty, the Lasko B20911 offers dependable performance and added confidence.