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10 Best Vertical Window Fans 2025 in the United States
#1
Winner
Comfort Zone Window Fan for Bedroom, 9 inch 3 Speed Dual Fans with Auto-Locking Expanders, 3 Modes (Cool, Circulate, Exhaust), Remote Control, Fabric Cover plus Bug Screen, White
The Comfort Zone Window Fan is designed to offer great versatility and convenience for those looking to improve ventilation in their home. Measuring 9 inches in diameter, the fan features adjustable accordion expanders that cater to window sizes between 23-1/2" to 37", ensuring a snug fit for most windows. Its dual fan system provides an airflow capacity of 431 CFM, making it suitable for medium-sized rooms like bedrooms and living rooms. With three speed settings (low, medium, high), users can customize their cooling experience to their preference.
Rating
10.0
Chosen by1,247
Size and Fit
Speed Settings
Noise Level
Most important from
30360 reviews
#2
Comfort Zone Window Fan for Bedroom, 9 inch 3 Speed Dual Fans with Auto-Locking Expanders, Window Exhaust Fan, Removeable Bug Screen, White
The Comfort Zone 9-inch Window Fan is a practical choice for bedrooms and small living spaces. It stands out with its adjustable 3-speed control, allowing you to tailor the airflow to your comfort level, whether you prefer a gentle breeze or more robust cooling. The addition of a quiet speed setting makes it ideal for light sleepers or those who need a tranquil environment. Its airflow capacity of 272 CFM is suitable for moderate cooling needs in small to medium-sized rooms.
Rating
10.0
Airflow Capacity (CFM)
Noise Level
Energy Efficiency
Most important from
30361 reviews
#3
Amazon Basics Window Fans for Home Bedroom, Twin Heads, Cooling Airflow, Exhaust, Expandable Side Panel Manual Control, 3 Speeds, 63W, 9 inch, White
The Amazon Basics Window Fan features twin heads and is designed to fit most standard windows between 25 to 32 inches wide with expandable side panels, making it fairly adaptable for various window sizes. The fan offers three speed settings, which means you can adjust the airflow to your comfort level. This is a useful feature for small to medium-sized rooms like bedrooms or home offices. One standout feature is its reversibility, allowing you to switch between intake and exhaust modes, which can help with both cooling and ventilating your space efficiently.
Rating
9.9
Size and Fit
Airflow Capacity (CFM)
Speed Settings
Most important from
4381 reviews
Top 10 Best Vertical Window Fans 2025 in the United States
#1
Winner
Comfort Zone Window Fan for Bedroom, 9 inch 3 Speed Dual Fans with Auto-Locking Expanders, 3 Modes (Cool, Circulate, Exhaust), Remote Control, Fabric Cover plus Bug Screen, White
Comfort Zone Window Fan for Bedroom, 9 inch 3 Speed Dual Fans with Auto-Locking Expanders, 3 Modes (Cool, Circulate, Exhaust), Remote Control, Fabric Cover plus Bug Screen, White
Size and Fit: 9 inches diameter, fits 23-1/2" to 37" windows
Airflow Capacity (CFM): 431 CFM
Speed Settings: 3 (low, medium, high)
Noise Level: 52 dB
Energy Efficiency: 57.5 watts
Reversibility: Cool, Circulate, Exhaust
Ease of Installation and Maintenance: Auto-locking expanders, hand wash
Chosen by 1247 this week
Comfort Zone Window Fan for Bedroom, 9 inch 3 Speed Dual Fans with Auto-Locking Expanders, Window Exhaust Fan, Removeable Bug Screen, White
Comfort Zone Window Fan for Bedroom, 9 inch 3 Speed Dual Fans with Auto-Locking Expanders, Window Exhaust Fan, Removeable Bug Screen, White
Size and Fit: 9" Twin Window Fan, fits 22-1/4" to 33"
Airflow Capacity (CFM): 272
Speed Settings: 3
Noise Level: 53.3 dB
Energy Efficiency: 45.9 watts
Reversibility: Yes
Ease of Installation and Maintenance: Straightforward install, removable bug screen
Amazon Basics Window Fans for Home Bedroom, Twin Heads, Cooling Airflow, Exhaust, Expandable Side Panel Manual Control, 3 Speeds, 63W, 9 inch, White
Amazon Basics Window Fans for Home Bedroom, Twin Heads, Cooling Airflow, Exhaust, Expandable Side Panel Manual Control, 3 Speeds, 63W, 9 inch, White
Size and Fit: 25 to 32 inches
Speed Settings: 3
Energy Efficiency: 78 watts
Reversibility: Yes
Ease of Installation and Maintenance: Straightforward installation, simple maintenance
Vornado TRANSOM Window Fan with 4 Speeds, Remote Control, Reversible Exhaust Mode, Weather Resistant Case, Black, Whole Room
Vornado TRANSOM Window Fan with 4 Speeds, Remote Control, Reversible Exhaust Mode, Weather Resistant Case, Black, Whole Room
Size and Fit: Fits windows 26” to 40” wide
Speed Settings: 4
Noise Level: 45 dB
Energy Efficiency: 25 watts
Reversibility: Electronically reversible
Ease of Installation and Maintenance: May require removal of window screen
HOLMES 9" Twin Digital Window Fan, Reversible Airflow Blades, In/Out Exchange, 3 Speeds, Built-In Extender Panels, Ideal for Home, Bedroom or Office, Remote Control, White
HOLMES 9" Twin Digital Window Fan, Reversible Airflow Blades, In/Out Exchange, 3 Speeds, Built-In Extender Panels, Ideal for Home, Bedroom or Office, Remote Control, White
Size and Fit: Fits most double-hung and slider windows
Airflow Capacity (CFM): 850
Speed Settings: 3
Noise Level: 55 dB
Energy Efficiency: 60 watts
Reversibility: Blades reversible for intake or exhaust
Ease of Installation and Maintenance: Expandable panels, removable feet, no batteries
Related Products
Up to 14% off
Bionaire Window Fan with Reversible Airflow Blades – 3-Speed Settings, Programmable Thermostat, LED Display, Remote Control, Fits 24–36" Windows, No Assembly Required
Bionaire Window Fan with Reversible Airflow Blades – 3-Speed Settings, Programmable Thermostat, LED Display, Remote Control, Fits 24–36" Windows, No Assembly Required
Size and Fit: 24 to 36 inches
Speed Settings: 3
Noise Level: 30 dB
Energy Efficiency: 80 watts
Reversibility: Yes
Ease of Installation and Maintenance: Easy install, hand wash
#10
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Buying Guide for the Best Vertical Window Fans
Choosing the right vertical window fan can make a significant difference in your home's comfort and air quality. Vertical window fans are designed to fit into narrow windows and provide efficient air circulation. When selecting a vertical window fan, it's important to consider several key specifications to ensure you get the best fit for your needs. Here are the main factors to consider and how to navigate them.Size and FitThe size and fit of a vertical window fan are crucial because it needs to fit snugly into your window without leaving gaps that could let in outside air or insects. Measure your window's dimensions before shopping and look for fans that match those measurements. Some fans come with adjustable panels to fit a range of window sizes, which can be very convenient. Ensure the fan you choose can be securely installed in your window to avoid any stability issues.
Airflow Capacity (CFM)Airflow capacity, measured in cubic feet per minute (CFM), indicates how much air the fan can move. This is important because it determines how effectively the fan can cool and ventilate your space. For small rooms, a fan with a lower CFM (around 100-300) may be sufficient. For larger rooms or spaces with poor ventilation, look for a higher CFM (400 and above). Consider your room size and ventilation needs when choosing the right airflow capacity.
Speed SettingsSpeed settings allow you to control the fan's airflow intensity. This is important for adjusting the fan's performance to your comfort level and the room's needs. Fans typically come with at least two or three speed settings. If you want more control over the airflow, look for a fan with multiple speed options. Think about how you plan to use the fan—whether you need gentle air circulation or powerful cooling—and choose a model with appropriate speed settings.
Noise LevelThe noise level of a fan can affect your comfort, especially if you plan to use it in a bedroom or office. Noise levels are usually measured in decibels (dB). A quieter fan (below 50 dB) is ideal for sleeping or working environments, while a slightly louder fan may be acceptable in living areas or kitchens. Consider where you will be using the fan and how sensitive you are to noise when selecting a model.
Energy EfficiencyEnergy efficiency is important for reducing your electricity bills and minimizing environmental impact. Look for fans with energy-saving features such as programmable timers, eco modes, or Energy Star certification. These features can help you use the fan more efficiently and save energy. If you plan to use the fan frequently, investing in an energy-efficient model can be beneficial in the long run.
ReversibilityReversibility refers to the fan's ability to reverse the airflow direction. This feature is useful for both cooling and ventilating your space. In the summer, you can set the fan to blow air out, removing hot air from the room. In cooler weather, you can reverse the airflow to bring fresh air in. If you want a versatile fan that can be used year-round, look for a model with reversible airflow.
Ease of Installation and MaintenanceEase of installation and maintenance is important for convenience and longevity of the fan. Look for fans that come with clear instructions and all necessary mounting hardware. Some models are designed for easy cleaning, with removable grills or blades. Consider how often you will need to clean the fan and how easy it is to access the parts. A fan that is easy to install and maintain will save you time and effort.