Window Fan


S ummer is great for a lot of fun activities but may be really difficult to get over at high temperatures. A lot of people use cooling devices during hot periods of time since the latest market offers plenty of solutions. All these systems seem effective but still, you cannot decide yourself.

Similarly to Small Window Air Conditioners, this product is easy to install and to use cooling systems and come with a lot of interesting features. In order to create an idea about this particular domain, we have created a list of top products that will come in handy for anyone who is interested in this matter.

Optimus F-5280 Image

13. Optimus F-5280

This fan is suitable for all of your needs. The powerful motor will pull the cold and fresh air from the outside and exhaust the hot and stale air from your room. The circulation of the air will also bring down the temperatures. Also, the low-profile design will also bring minimal attention to itself. Thus, it prevents intruders from perceiving it as the weak spot.

Manually Reversible

If you’re someone that enjoys products that provide the most for their money, you will love this product too. This is a year-round product as it can also produce heat. Even better, both sides have 2 integrated speeds. Its design features are:

  • Slide Screens – If there’s extra space on either side of the fan, use the built-in slide screens
  • Carry Handle – Take the fan wherever you go with minimal effort on your behalf
  • Base Feet – Place the fan on a range of surfaces as it will securely sit in position at all times
Features To Consider
  • Dimensions – 22.6” x 5.3” x 11.8”
  • Weight – 5.5 lbs
  • Power – 120-volts AC outlet
Rain-resistant Motor

To ensure longevity, the unit comes with a corrosion-resistant motor. This means that you don’t have to worry about expensive reparations. Even though it’s made from thick plastic, it doesn’t mean that it works any less efficiently than the rest of the models. The safety grill will protect wandering children and pets from hurting themselves.

Be Cool with Lasko Image

12. Be Cool with Lasko

Designed from a steel body, this 20” window fan has been designed with numerous convenience features. As you can see from the photo, this model is like no other. The cool royal blue color makes this a refreshing touch to fans. So, if you want to bring cool vibes to your home or office, this is a great fan to consider.

Weather-resistant Motor

In comparison, with the other models in its price range, you don’t have to place this fan just in the window. You can also place it anywhere indoors. Nonetheless, if you do wish to use it as a window fan, the corrosion-resistant motor will ensure longevity. Its design features are:

  • Save Smart – As it has an energy-efficient operation, it will cost less than 2¢ per hour to run this fan
  • Speeds – Make the perfect living space for you, by choosing between the 3 integrated speeds
  • Carry Handle – Take the fan wherever you go by using the integrated carry handle
Features To Consider
  • Dimensions – 21.5″ (L) x 4.44″ (W) x 22.56″ (H)
  • Power – 120-volts AC outlet
  • Weight – 7.2 lbs
Blue Plug™ Patented Fuse

This safety feature will prevent fire and hazard from happening in case of a power surge. If the fuse detects a high temperature, it will automatically shut-off the fan. Hence, you can allow it to operate even when you’re not around.

Additionally, this is also an ETL listed product. Thus, it has been independently tested. This proves that the unit is not only highly efficient but also safe. The no-tools assembly means that you don’t have to worry about further investments.

Holmes Dual 8

11. Holmes Dual 8″ Blade Twin

Just like the other models, this fan has the ability to draw in fresh air from the outside and exhaust stale air from indoors. However, this unit can take it a step further as it can simultaneously do both due to the independent fans. So, it can exchange inside and outside air at the same time. Furthermore, you have the option to either make it work manually or program it to automatically do this. The included thermostat will decide when to turn off the fans according to the set temperature.

One-touch Thermostat

You get to decide the exact temperature you want in the room through the 2 digital comfort settings. The settings are easy-to-understand so you don’t need experience to know how to operate this unit. Some of its features are:

  • Adjustable Screen -You can expand the housing for it to fit double-hung and slider windows. The expandable panels are included
  • Energy-efficient – This fan will use up to 60% less energy than the majority of the models that are currently on the market
  • Motors – The motors are waterproof which means that you don’t have to remove the fan when it’s raining
Factors To Consider
  • Size – 25.9” (L) x 13.5” (H) x 5.7” (D)
  • Expandable – Up to 37-inch
  • CFM – Hi/Low: 410/320
  • Power Cord – 6 feet
White Noise

You don’t have to worry about the fan creating disturbing noise while it’s operating as numerous customers have claimed that the noise it produces is white noise. Such noise is calming and it will encourage your body to fall asleep faster. In fact, it also has the ability to cover loud noises so you can remain asleep.

Furthermore, even though it’s not an AC, this particular fan has the ability to get rid of any unwanted smells from cooking and pets. Furthermore, you also have the option to only use one fan or to use both at the same time. One of the best features about this fan is the fact that it will automatically turn back on once you’ve experienced a power outage. So, you’ll always be provided with cool and fresh air.

Lasko 2155A Image

10. Lasko 2155A

This is the ideal choice to bring cool air into the home or exhaust the hot air from your room outdoors. Even though it’s one fan, it has been designed with expandable side panels which means that it will fit regardless of the size of your window. This fan can be installed on windows that measure from 26. 5″ to 34. 5″ wide and 22″ high and larger. Regardless, this fan has been praised for its performance to move air through the whole house quietly.

Electrically Reversible Intake

Similarly, with the others, this fan will work according to your needs. As mentioned above, it can pull air into the home or exhaust it out of your home. Some of its design features are:

  • Speeds – There are 3 intake and 3 exhaust speeds
  • Safety Plug – The Blue Plug Safety Fuse Technology will detect a potentially hazardous electrical fault and it will cut current immediately. This will prevent a safety hazard
  • Safe – This is an ETL-listed fan which means that it has met the standards imposed by North America
Factors To Consider
  • CFM – Low-1360, Med-1700, High-2470
  • Capacity – 1200 sq. ft.
  • Power Cord – 5 feet
Storm Guard

You can leave the fan in place and close the window behind it when bad weather approaches. Thus, it will provide protection and peace of mind. Furthermore, you can do this every night and prevent intruders from perceiving this as the weak spot for your home. You can purchase in confidence as this particular model has been made in the US after American standardswhich means that it will meet your needs.

Furthermore, the grills are rust-resistant and white powdered which means that they will maintain quality regardless of the conditions that you place the fan in. Also, as it arrives fully assembled, you can install it right away without professional help.

Comfort Zone CZ310R Image

9. Comfort Zone CZ310R

Are you looking for a fan that will cool down your home? If so, this is the right fan for your needs. This unit will not only take up minimal space but it’s also efficient. The metal construction, the individual aluminum blades and the heavy-duty motor will work in perfect combination to cool down your particular living space within minutes. Furthermore, it also has fully sealed bearings to maintain quality throughout the years.

3 Fan Functions

You will get the most for your money as this fan has been designed with multiple function modes. You can choose between Cool, Exhaust, and Circulate. Some of its design features are:

  • Speeds – The 3 integrated speeds will allow you to choose your exact comfort level
  • Adjustable Tilt – Choose which way to direct the airflow by changing the angle of the fan head
  • Installation – You can install this fan in the window, mount it on the wall or ceiling
Buying Guide
  • Reversible Airflow – The fan can bring either hot or cold air inside of the room as it has electronically reversible fan motors
  • Expandable – The fan can be adjusted from 23.5” to 37” wide
  • Power cord – The power cord measures 3 ft
Metal Safety Grills

You can use this fan around curious pets and children as the metal safety grills will cover the blades. Hence, there’s no space for them to touch the blades somehow. Additionally, it also comes with a pull chain switch that will allow you to change the speed or to turn it off. Otherwise, you can use the remote control to change the settings from wherever you are in the room.

Furthermore, the 1-year warranty period will ensure that you get the most for your money. If you don’t like how it operates or if it simply doesn’t fit, the company will cover the repair costs, exchange it with a new unit, or provide you will all of your money back. Nonetheless, this is barely the case as this fan will fit most windows. If it doesn’t, you can remove its feet and use it as a table-top fan.

Bionaire BWF0502M-WM Image

8. Bionaire BWF0502M-WM

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This fan has been designed with 3 independently controlled fans. This means that it will provide 40% much greater velocity compared to the other models. As well as, the Bionaire brand technology will ensure a quiet operation while dispersing fresh air. As the airflow is reversible, you will find that it can intake fresh and clean air and exhaust hot, stale air outdoors.

Adjustable Operation

This fan has been designed with 3 adjustable speeds so you can fit it according to your needs throughout the day and night. In addition to this, the controls are on both sides which means that you can install it, however, your needs are. Some of its design features are:

  • Thermostat – You can choose between manual thermostat or the 3 integrated speeds
  • Extender – The screen can expand to fit large windows. As well as, the extender panels will also allow you to fit the fan vertically or horizontally
  • Automatic – If you’ve experienced a power shortage, the fan will automatically turn on onto the previous settings, once the power comes on

You can consider this model in confidence as it comes with a 5-years warranty period. Hence, if it’s the case, the company will cover the repair costs. As this model has a smart design, it has been noted that it can take up 25% less than other models that are currently on the market.



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You can use this dual-blade fan to provide comfort for your apartment, home, and office. The dual-blade ventilation means that it can remove the hot air from your room by exhausting it outside or once the room is cooled, the fan can bring fresh air from the outdoors. Unlike the other models, this is electronically reversible so you don’t have to do it manually. You can use the included remote control to change the settings. By considering this model you will be covered by the 1-year warranty period.

Excellent Air Movement
  • Speeds – The 3 speeds will allow you to choose your comfort level. As it has so many speeds, you can allow this fan to operate throughout the day and night
  • Motors – The fan has been designed to work together or independently. Thus, you can make it operate according to your own needs
  • Blades – The 9-inch blades are aerodynamically designed to provide an even air distribution throughout large spaces
Numerous Operating Modes
  • Circulate – By setting it on this mode, the fan can remove the humid air out while the second fan will bring in fresh air
  • Exhaust – This setting will automatically reverse the fans so both can remove the hot stuffy air
  • Intake – Both fans can bring fresh cool air into the room
Practical Design

In order to prevent insects, birds, and bugs from intruding, the model has been designed with a bug screen. Thus, you can allow this to operate throughout the day and night. As well as, you can also use the fabric cover to limit the amount of hot and humid air to enter your room. The included window extenders mean that you can fit this model for windows that measure 23 1/2-inch minimum to 37-inch maximum.

Lotus Analin Dual Blade Image

6. Genesis Twin Fan A1WINDOWFAN

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This product has been crafted with 3-speeds. The twin reversible airflow fan can be adjusted from low to high. In case you want to change the settings, you can easily do this through the labeled button on the product. In addition to this, it’s ETL listed which means that it will maintain quality throughout the years. You can install the fan into the window or you can use it freestanding as it has been designed with 2 removable legs.

Important Features Integrated
  • Speeds – No other model can offer you this number of speeds. The fan has 3 speeds that you can choose from for your own specific needs
  • Motors – The unit has 2 independent copper motors. One fan is suitable for air intake and the other for air exhaust
  • Blades – Due to the fact that it’s a twin fan, it comes with dual motors and two 9” fan heads. Thus, it can cool down a room within minutes
Expandable Panels Included

The expandable side panels will allow you to install it into any window. It can expand on either side up to 6.5-inches. You can expand the fan so it measures 24 x 12 x 4 inches. Thus, you can consider this model versatile and practical. Some of its features are:

  • Thermostat – The built-in thermostat ranges from 60 to 80-degrees so you can clearly see the conditions in the room
  • Indicator light – The LED indicator light will show you the precise temperature in the room
  • Handle – The easy-to-carry handle will ensure portability for those with limited mobility
Superior Quality Motors

What stands out about this product is the fact that it has copper motors. Therefore, it will maintain high quality regardless of the weather conditions. Max Cool Technology will provide household comfort without taking up too much storage space. It’s lightweight and has a whisper-quiet operation will allow you to place this fan in different environments such as bedroom, living room, and office.

Lotus Analin Dual Blade Image

5. Lotus Analin Dual Blade

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This model is able to create a fresh cool air inside using the 9” blade diameter and powerful dual motor. It comes with a removable fabric cover that is able to keep out the hot air, humidity, and even bugs when it is not used. Its side panels are extendable so the fan can fit with any type of double-hung and slider-windows of various sizes.

Efficient and Versatile
  • Speeds – It comes with 2 levels of speed and provides quiet operation, meaning that it can be used during daytime but also at night time
  • Safe – You can allow this model to operate even when you’re not at home as it has been individually tested for safety. The tests have awarded this model to be ETL listed
  • Practical – This fan is suitable for the majority of windows that measure 22 1/2″ – 33″ L x 4″ and is 10 3/4″ tall
Affordable and Durable

Without a doubt, this model will ensure comfortable temperatures throughout the hot seasons. It has a manual airflow which means that one day it can create a fresh breeze by exhausting accumulated heat and in the other, it can draw in cool air from the outside. Thus, you will get the most for your money. Nonetheless, unlike the other models, this unit has been designed with a removable fabric cover to keep out insects and bugs when it’s not in use. As well as, it also comes with removable feet if you want to use it tabletop.

Holmes Twin Fan Image

4. Holmes Twin Fan

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The Twin Fan can do a great job in cooling the air during hot temperatures due to its water resistant powerful motors and its 2-speed settings. The system can be operated automatically or manual and comes with a built-in thermostat that is capable of turning on or off the fans, in order to maintain constant, the selected temperature inside an area. The unit has a one-touch electronic control and can be adjusted to specific conditions. The fan has been designed to fit a variety of windows sizes, such as double-hung, casement or vertical-slider windows.

Fully Adjustable Operation
  • Speeds – This model comes with 2-speed settings so you can choose your comfort level
  • Airflow – You can manually adjust the position of the fan to quickly switch from intake to exhaust. Thus, you can consider this a year-round use fan
  • Energy-efficient – You have the freedom how much energy this fan can consume as it comes with 35-watts on low and 53-watts on the highest speed
Custom Fit For All
  • The extender screen and extender panel will make this fan suitable for a variety of windows to ensure a secured fit
  • You can consider this model for areas that measure up to 500 sq. ft. Therefore, it’s suitable for living rooms, bedrooms, and offices
  • Motors – You can rely on it for many years as the motors are water and weather-resistant
Practical Design

You have the freedom to adjust it to awkward-shaped windows as it comes with a 4 ft power cord. In addition to this, it has a whisper-quiet operation which means that you can place it in the bedroom and nursery room without worrying about loud noises. As well as, numerous customers have enjoyed the fact that it’s easy to clean. Therefore, it won’t contaminate the air with additional dust particles or pollen.

Bionaire Twin Image

3. Bionaire Twin

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Bionaire is a great cooling option for anyone who wants things simple and effective. It provides an electrically reversible airflow and remote control for convenient adjustment. Has a built-in programmable thermostat capable of turning the fans on or off and 3 available levels of speed. Beyond electronic controls, the producer added an LCD screen on the front of the fan, showing the actual room temperature and the selected temperature.

Versatile and Powerful

The double fan comes with an automatic and manual operation possibility, being able to maintain a certain temperature inside a room. This model fits double-hung, vertical slider, and casement windows 24 to 37 inches wide. Some of its features are:

  • Double function – This model can exhaust stale air from your room and draw in fresh and cold air from the outside
  • Speeds – This model has been designed with 3 speeds so you can choose between high, medium, and low
  • Reversible Airflow Control – You can change the direction of the blades so it can fit your specific needs
Features Worthy To Remember
  • The digital display screen is easy to view even in dark or low light conditions
  • The remote control can easily change your settings and options
  • You can change the temperature settings from up to 15 feet away
  • It comes with 5-years warranty against defects
  • The 8.5” blades can be independently controlled
Safe and Practical

Due to the fact that it has been designed with your needs in mind, you will enjoy the fact that it has been designed with numerous safety features. These options will ensure that you are safe and the unit will last for numerous years to come. Some of its safety features are:

  • Motors – The motors are water resistant and are safe to use when it’s raining especially because they are UL listed
  • Versatile – You can choose your desired temperature between 60 to 80 degrees and the unit will automatically turn off when it has reached the desired temperature
  • Extender Screens – The adjustable extender screens will fit most windows

AirKing 9155 Image

2. AirKing 9155

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The AirKing 9155 is available in a variety of sizes that are adaptable to plenty of window dimensions and can be mounted both in residential and workspaces. It comes with a powerful built-in motor, able to cool all kind of places in no time. It comes with a durable hard plastic material and coated steel front grill and blade. Unlike other fans that need to be removed, this cooling fan is capable of closing the window in home security cases or bad weather conditions. In addition to its easy way of use, it comes with a front mounted switch that can be used to change its cooling speed options.

Highly Efficient

Just like the previous model, you will be able to notice that this model has also been designed with Storm Guard System. Thus, it eliminates the need for extra costs. In addition to this, you will find that this model has also been designed with:

  • Motor – You will be thoroughly pleased to know that the motor is permanently lubricated with a permanent split capacitor
  • Speed – There are 3 speeds that you can choose from in order to find the most suitable settings for your needs
  • Safe – This model will keep you safe and secure as it’s ETL and OSHA compliant so you don’t have to worry about your safety
  • Controls – The rotary switch is at the front in order to provide you with an easy task to make it operate according to your needs

This model will help to circulate the air in the room regardless of its size. The window exhaust fan comes in a variety of sizes in order to fit your needs. You will find that the motor is rated at 0.8, 0.6, 0.5 amps and it is also energy-efficient as it uses a maximum of 90 watts. Some of its features are:

  • Rotary switch – You don’t have to be a professional to know how to control the unit as the control is straightforward to understand
  • Practical – You will find that the split capacity motor is permanently lubricated so it doesn’t require thorough maintenance
  • Housing – The outside shell is made from high-impact styrene housing which means that it will last for numerous years to come

Overall, this model is one of the best on the market as it’s extremely safe. It’s ETL and OSHA compliant and it has been designed to fit your needs, regardless of what they are. As well as, the power cord is long which means that you can position it however you want because you won’t feel restricted. It’s worthy to mention that this product will last for numerous years without thorough maintenance required. Thus, if you live life in the fast lane, this is a suitable model for you.

AirKing 9166 Image

1. AirKing 9166

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This fan really does a great job when it comes to cooling smaller or larger areas. It is a powerful system that can be both used in a residential or work environment. The majority of window fans need to be removed when the window needs to be closed, but not AirKing 9166. It comes with a built-in system that allows the window to automatically close in case of bad weather conditions or house security. It provides easy installation and control, due to its front-mounted switch that can be used to set up its cooling speed.

Smart and Innovative

This model is capable of offering convenience and practicality at all times. You will find that you will be able to shut the window behind the fan during unexpected bouts of bad weather without having to physically remove the fan itself. In addition to this, you will find that:

  • Speeds – This model has been designed with 3 speeds so you can use it during the night and day
  • Controls – The front mounted rotary switch controls will allow you to choose your favorite settings fast
  • Safe – You will be pleased to know that this model is ETL and OSHA compliant in order to ensure your safety
  • CFM – This product has a large cubic foot per minute in order to ensure that your room will be cooled down fast
Convenient and Practical

This model has been created with a blade size of 20″ and it weighs 36 lbs. The product requires 120-volts. Please make sure that your window 27″- 38″ (W) x 26.2″ (H). As mentioned, this model features both intake and exhaust functions which means that hot and stale air will be a thing of the past. By purchasing this model, you will be ensured a clean and breathable atmosphere. Some of its particularities are:

  • Housing – Impact resistant plastic housing and powder coated steel front grill and blade will last for numerous years to come
  • Motor – The industrial grade fan motor means high-velocity air circulation with little to no maintenance
  • Versatile – The fan is available in a variety of sizes to fit large window openings and slide open vertically or horizontally

This model is efficient and silent. When you keep it functioning on the lowest speed, you will be able to notice that it makes as much noise as a whisper between two people. In addition to this, you will have the ability to close the window behind the fan in order to ensure safety. Thus, you don’t have to worry about intruders and humidity forming around the fan. As well as, it complies with safety standards so you don’t have to worry about your safety either.

Top 5 Comparison

1. AirKing 9166 2. Air King 9155 3. Bionaire Twin 4. Holmes Twin Fan 5. Lotus Analin Dual Blade
AirKing 9166 Image Air King 9155 Image Bionaire Twin Image Holmes Twin Fan Image Lotus Analin Dual Blade Image
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Cubic Feet Per Minute (CFM)
1600 / 1450 / 1100 1370 / 1140 / 855 1280/1400/1630 1480/1110/820 1334
Required Window Size
27″ to 38” W x 26.25″H 26.5″ to 34.5” W x 22″H 24” to 37”W 10”W by 36”H 22.5”W by 33”H
Blade Size
20” 18 ¼” 9” 6” 9”
Number Of Speeds
3 3 3 2 2
Single phase Single phase Twin fan Twin fan Twin fan
Motor Capacity
1/6 HP, 120V, 60Hz 1/6 HP, 120V, 60Hz 110-120V, 60Hz 120V, 60Hz 120V, 60Hz
Control Type
Rotary Switch Rotary Switch Digital Dial Dial

Keep Your Home Dust-Proof

Even though it doesn’t require thorough maintenance, you still have to take care of it just like any other appliance. Usually, you should know that it doesn’t take a long period of time. Therefore, if you live life in the fast lane, you will find it very convenient to have this product in your home. As well as, this item will turn into an investment rather than a meaningless purchase as you don’t have to spend additional money.

  • Step 1 –In order to dust it, you will have to unplug it and take it out of the window frame. As a rule of thumb, you have to remember that if you want to place it on the floor, you will need to place a plastic sheet underneath the fan in order to clean it up easily after
  • Step 2 –With a screwdriver, take out the screws that are on the edge of the fan in order to remove the grill. Please be careful where you place the screws as they are very small and easy to lose. Then, remove the piece of equipment and place it next to the fan
  • Step 3 – Remove any of the matter found in the fan with your hands or a small hand vacuum cleaner. In case you want to do a thorough cleaning, you can use a solution with a cleaner and soap of your choice. Then, use a sponge or a cloth to remove the excess liquid. Remove as much liquid as you can as too much damage the machine
  • Step 4 – Don’t forget to clean the exterior as well. This includes the blades, grates, grill cover, and knobs. Do not use the same cloth or sponge that you’ve used for the inside. Finally, put it back together and redo the process after 6-8 months


Are you looking for a model that you can use for the whole year at a minimal expense? If so, you should consider the models mentioned in this review. All of the units have minimal electricity use so you don’t have to worry about considerable changes in your electricity bill. In fact, the majority of the unit mentioned will cost a few cents per hour to operate.

These are the most that we recommend to take a second look at:

Best overall: AirKing 9166

This model is not only safe but also highly efficient. The build-in safety system will ensure superior home security. Therefore, you can allow the fan to operate while you’re not at home. Intruders and bad weather cannot affect your home if you install this fan. Also, it can easily cool down a small to medium-sized rooms by using minimal energy.

The impact-resistant material will ensure years of use with excellent quality. Furthermore, this has been independently tested to prove its efficiency. Hence, it’s ETL and OSHA-compliant.

Best quality-price: Holmes Twin Fan

Its airflow can be adjusted according to your specific needs. In addition to this, it only consumes 53-watts on the highest speed which means that its energy-efficient operation will allow you to use the fan throughout the day and night.

Also, this is one of the most powerful models as it can cover an area of 500 sq. ft. with ease. Hence, you can set it up in office spaces, bedrooms, or living rooms.

Best for energy-efficiency: Bionaire BWF0502M-WM

It can provide far more velocity than many models that are currently on the market. Above all, what stands out about this product is the fact that it comes with a 5-years warranty period which means that the company will cover any repair costs if that’s the case. Otherwise, the company will exchange it with a new unit at your request.