10 Best Box fan cfm comparison 2024 in the United States

Amazon Basics 20-Inch Box fan, 3 Speeds, 5 Blades, Lightweight Design, Black, 67 Watts, 6.8"D x 20.86"W x 21.33"H

Comfort Zone Twin Window Fan with Quiet Setting, Reversible Airflow Control, 9 inch, 3-Speeds, Expandable, Exhaust, Dual Fan, Airflow 9.84 ft/sec, Ideal for Home, Kitchen, Bedroom & Office, CZ319WT2

iLIVING 20" Wall Mounted Shutter Exhaust Fan, Automatic Shutter, with Thermostat and Variable Speed controller, 2.2A, 3368 CFM, 5000 SQF Coverage Area Silver (ILG8SF20V-ST)

Hurricane Classic 20" Floor Box Fan – Compact and Portable, Powerful and Quiet 3-Speed Cooling for Home, Greenhouse, Office, Gym, Garage, and Workshop

BV Bathroom Fan Ultra-Quiet Bathroom Ventilation & Exhaust Fan, Bathroom Ceiling Fan, Residential Remodel Energy-Saving Ceiling Mount Fan (No Attic Access Required) (200 CFM)

VEVOR 12'' Shutter Exhaust Fan, High-speed 1000 CFM, Aluminum Wall Mount Attic Fan with AC-motor, Ventilation and Cooling for Greenhouses, Garages, Sheds, Shops, FCC

Lasko Wind Machine Air Circulator Floor Fan, 3 Speeds, Pivoting Head for Large Spaces, 20", 3300, White

HG Power 10 Inch Metal Exhaust Fan with Switch, Powerful Garage Exhaust Fan with Damper, Potable Wall Mount Fan Fume Extractor Ventilation Fan for Shop, Shed, Basement, Chicken Coop, Silver

BV Bathroom Fan Ultra-Quiet Bathroom Ventilation & Exhaust Fan,110 CFM 1.2 Sones Ceiling Fan Residential Remodel Extractor, 4 Inch Duct Collar, Easy to Install & Replace (No Attic Access Required)

HiCFM 8200 CFM 24 inch Portable High Velocity Drum Fan With Powerful 1/3 HP Motor, Turbo Blade, 3 Speed Low Noise Design and 9ft Power Cord for Air Circulation, Convenience - UL Listed