Best Window Exhaust Fans

Hon&Guan 4 Inch Inline Booster Duct Fan with Speed Controller - 130 CFM Airflow with 6W Ultra-Low Power and Low Noise

Upgraded 10 Inch Shutter Exhaust Fan, 647CFM Low Noise Shed Exhaust Fan for Ventilation Use, 10" Silent Wall Mounted Extractor Fan with Mesh Screen for Basement, Gable, Chicken Coop, Black

iPower 12'' Exhaust Fan Wall Mounted- with Variable Speed Controller and Power Cord, Vent Fan for Home Attic, Shed, or Garage Ventilation, Silver

GDSTIME Big Airflow 3 * 120mm Fans DC 12V Powered Fan with AC 100V - 240V Speed Control, Cabinet Chassis Electric Cooling Fan, Server Workstation Cooling Fan

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

HG POWER 6 Inch Exhaust Fan with Speed Controller, 308CFM Wall Exhaust Fanfor Kitchen, Bathroom, Metal Extractor Fan for Pet Room, Smoking Room, Attic, Garage, Window Ventilation

SAILFLO Shutter Exhaust Fan, 6 Inch 176 CFM Reversible Airflow Double Direction Air Extractor for Bathroom Kitchen Attic Garage Basement Window Vent, 6" Propeller - 10"×10" Panel

Bionaire BW2300-N Twin Reversible Airflow Window Fan with Remote Control, 2 Blades, White

iPower 12 Inch Shutter Exhaust Fan for Attic, High Speed Ventilation Fan for Barn Shed and Greenhouse, 940 CFM, Silver

HG Power 6 Inch Kitchen Exhaust Fan with Switch on the Cord, Powerful Bathroom Exhaust Fan with Damper, Potable Window Fan, Small Fume Extractor Ventilation Fan for Shop, Smoking Room, Garage, Silver