![Amazon.com: Lasko 20″ Weather-Shield Performance Box Fan-Features Innovative Wind Ring System for Up to 30% More Air, 20 Inch, 3720 : Home & Kitchen Amazon.com: Lasko 20″ Weather-Shield Performance Box Fan-Features Innovative Wind Ring System for Up to 30% More Air, 20 Inch, 3720 : Home & Kitchen](https://m.media-amazon.com/images/I/71kzO3PsS9L.jpg)
Amazon.com: Lasko 20″ Weather-Shield Performance Box Fan-Features Innovative Wind Ring System for Up to 30% More Air, 20 Inch, 3720 : Home & Kitchen
![STL file 20 inch Box Fan using 4 - 1 inch Air Filters - Air Purifier・3D print model to download・Cults STL file 20 inch Box Fan using 4 - 1 inch Air Filters - Air Purifier・3D print model to download・Cults](https://files.cults3d.com/uploaders/23971910/illustration-file/fc910370-148a-4e3d-b82f-8b69f64f447c/frontboxfan.jpg)
STL file 20 inch Box Fan using 4 - 1 inch Air Filters - Air Purifier・3D print model to download・Cults
![Lasko Save-Smart Energy Efficient 20 in. 3 Speed White Box Fan with Built-In Carry Handle 3733 - The Home Depot Lasko Save-Smart Energy Efficient 20 in. 3 Speed White Box Fan with Built-In Carry Handle 3733 - The Home Depot](https://images.thdstatic.com/productImages/c1e3fb82-a956-4afa-a7a4-85adbbd08556/svn/white-lasko-box-fans-3733-64_600.jpg)
Lasko Save-Smart Energy Efficient 20 in. 3 Speed White Box Fan with Built-In Carry Handle 3733 - The Home Depot
![Amazon.com: Tangkula 3-Speed Box Fan, 20 inch Floor Fan for Full-Force Circulation with Air Conditioner, 3 Settings, Adjustable Dial, Carrying Handle, Portable Floor Fan for Home, Compact & Lightweight (Black) : Home Amazon.com: Tangkula 3-Speed Box Fan, 20 inch Floor Fan for Full-Force Circulation with Air Conditioner, 3 Settings, Adjustable Dial, Carrying Handle, Portable Floor Fan for Home, Compact & Lightweight (Black) : Home](https://m.media-amazon.com/images/I/81kTqIHPA9L.jpg)
Amazon.com: Tangkula 3-Speed Box Fan, 20 inch Floor Fan for Full-Force Circulation with Air Conditioner, 3 Settings, Adjustable Dial, Carrying Handle, Portable Floor Fan for Home, Compact & Lightweight (Black) : Home
![Air King - 20″ Blade, 1/25 hp, 2,220/1,920/1,530 CFM, Fixed Box Fan - 31733900 - MSC Industrial Supply Air King - 20″ Blade, 1/25 hp, 2,220/1,920/1,530 CFM, Fixed Box Fan - 31733900 - MSC Industrial Supply](https://cdn.mscdirect.com/global/images/ProductImages/3173390-11.jpg)
Air King - 20″ Blade, 1/25 hp, 2,220/1,920/1,530 CFM, Fixed Box Fan - 31733900 - MSC Industrial Supply
![Source 20 inch box fan convenient handle Metal and plastic material big airflow Square mini Box Fan portable fan on m.alibaba.com Source 20 inch box fan convenient handle Metal and plastic material big airflow Square mini Box Fan portable fan on m.alibaba.com](https://sc04.alicdn.com/kf/HTB1x9_kV8LoK1RjSZFuq6xn0XXaD.jpg)
Source 20 inch box fan convenient handle Metal and plastic material big airflow Square mini Box Fan portable fan on m.alibaba.com
![Amazon.com: Genesis 20" Box Fan, 3 Settings, Max Cooling Technology, Carry Handle, White (G20BOX-WHT) : Home & Kitchen Amazon.com: Genesis 20" Box Fan, 3 Settings, Max Cooling Technology, Carry Handle, White (G20BOX-WHT) : Home & Kitchen](https://m.media-amazon.com/images/I/910Sz68Yu8L.jpg)
Amazon.com: Genesis 20" Box Fan, 3 Settings, Max Cooling Technology, Carry Handle, White (G20BOX-WHT) : Home & Kitchen
![Lasko 20 in. 3 Speeds Box Fan in White with Save-Smart Technology for Energy Efficiency, Carry Handle B20201 - The Home Depot Lasko 20 in. 3 Speeds Box Fan in White with Save-Smart Technology for Energy Efficiency, Carry Handle B20201 - The Home Depot](https://images.thdstatic.com/productImages/575fef9a-9972-4889-b36f-2f08fe123a98/svn/white-lasko-box-fans-b20201-64_1000.jpg)