Editor's Choice Feature Post Popular Post Tips & Guides

Best Window Fan: Reviews and Tips You Absolutely Need to Know

While we certainly have many options when it comes to room cooling devices, most of them have not cost friendly. Fortunately, there exist options that are not only cheaper to buy but are also effective in room cooling without spiking your energy expenditure. Some of the best room cooling technologies available to us today are window fans.

Window fans are a type of fans that are positioned on windows and provide a cooling effect by pulling cool air from the outside while driving out hot air from the home. As such, they are more energy efficient as they do not have to work as hard as other fans to provide the same cooling effect.

Nevertheless, all window fans are not equal. Therefore, it is imperative that you choose the best device for your home. Looking for the best window fan? Our experts have compiled this following guide to assist you in making the right decision.

Quick Navigation Of Best WIndow Fan Pick By Our Editors

Window Fan ModelsRatingPrice
Number #1: Bionaire Twin Window Fan4.8 out of 5

Number #2: Holmes Twin Window Fan4.6 out of 5

Number #3: Avalon Twin Window Fan4.5 out of 5

Number #4: Holmes Dual Blade Twin Window Fan4.4 out of 5

Number #5: Air King 9166 Window Mounted Fan4.2 out of 5

Number #6: Lasko 2155A Window Fan4.0 out of 5

Number #7: Bionaire BWF0522M Window Fan3.8 out of 5

Number #8: Comfort Zone Portable Twin Window Fan3.5 out of 5


While window fans can come in handy with their efficiency and cost-effectiveness, not all of them are made exceptionally well. Some can be a pain to clean and there’s just too many of them that won’t last more than just a year. As they can get exposed to the elements, you shouldn’t really count on these items to last forever. This is why we’ve figured out that the best way to find the window fan is by opting for something sturdy with a friendly price tag. We’ve taken it upon ourselves to scour the web for user feedback and product information to learn about which window fans work best. Through hours of research, we’ve made sure to pick the ones that are not only reliable and effective in improving your home’s ventilation but also ones that you won’t mind having for just a couple of years. We can certainly promise that our picks are among the finest options in the market today.



Do you live somewhere warm? Does your kitchen get too stuffy even with the windows open? Is a regular fan not enough to cool most of your rooms? If you answered yes to all of these questions, then you need a window fan because your home needs better ventilation.

Are you bothered with your electric bills shooting up every time you turn on the AC? If yes, you also need a window fan as it can effectively offer a cheaper alternative to running the air conditioning all day long. The best twin window fan can efficiently pull in cool air from the outside and then pull out the hot air in your home. While it doesn’t really do much for humidity, it can still help cool your home without spending so much on utility bills.

2. Is your home ideal for using a window fan?

One of the most important things to know about window fans is that they may not exactly work the same way for every home. Some houses can get the best benefits from these appliances, while others might get the opposite of its intended effect.

Do you have windows that take a good amount of breeze? Is the outside temperature in your area cooler than indoor temperatures? Are your windows away from garbage piles and other things with foul odor? If you can answer yes to all of these, then your home can actually benefit from a window fan.

3. What type of fan do I want?

To know what kind of window fan you want and need for your home, you might first want to get to know your options. You can choose from single reversible fans or twin window fans.

The reversible fans come with a single blade that you can switch to either serve as an exhaust fan or to pull in cool air from the outside. The twin window fans, on the other hand, have two blades that you can set up to pull in cool air, push out hot air, or do both at the same time.

Twin window fans are heavily preferred by many because of its efficiency. By simultaneously pulling in cool air and pushing out hot air, it can definitely do more for your home’s cooling. As the two types aren’t that far apart in terms of prices, you might want to go for the twin type instead.

For homes with smaller windows, dedicated window fans can also be good cooling solutions. One fan can be set up to pull in cool air and another can be used to solely pull out hot air in stuffy rooms. It all really depends on the air circulation situation of your home, so make sure to weigh your options carefully.

4. Where am I going to place the window fan?

A lot of window fans are placed in kitchens as these rooms tend to heat up most often. The best dual window fans can work best in these areas.However, if you want to use single window fans in different areas, you can also do so. To get the best results, place the inward-blowing fan in a shady window. If it gets a good amount of breeze, the better option it is. It’s also best to place these fans on the ground floor of your home. Don’t put it near garbage bins or parking lots, though, as doing so will pull in bad odors as well. For outward-blowing fans, place them on sunny areas or upper floors.

5. How many window fan I need for better comfort?

This largely depends on how big your home is and the purpose of your window fan installation. In some homes, a single unit of dual window fans is already enough to cool the kitchen or bedroom. Some like to put one in each room as well. To know the best answer for this question, you should assess your home’s cooling needs.

6. What’s the Size of the fan?

The best thing about single and dual window fans is that they come in lots of different sizes. The best way to find the right match for your home is by measuring your windows to know which ones will fit. You can also opt for a smaller unit since there are extenders that will secure the fan into place. They also seal off space in between the fan and your window frame, ensuring optimal airflow.

7. How powerful does the fan need to be?

As experts say, the more powerful the fan, the more effective it will be to pull in cool air and push out warm air. However, you should still assess the room’s needs as an overly powerful fan can be very overwhelming. To know just how powerful a window fan can be, look at its CFM (cubic feet per minute) rating. This will tell you how much air the fan can move.

8. What features do you want?

Do you want a window fan that can do more than just blow air? There are tons of different extra features various models offer. You might want to look for the more useful ones like remote control, variable fan speed, or even a thermostat among other things. Be careful of products with too many bells and whistles, though. They might not really offer better performance but only heavier price tags.

9. Does the window fan create noise?

Does white noise bother you? One of the drawbacks of fans is that they can create some noise while in operation. This is particularly true if it’s set in the highest fan setting. This shouldn’t be bothersome as long as they don’t exceed 60 decibels which is the same volume of a normal conversation. Considering that you won’t really always place your head right next to the fan, this volume can get lower and less noticeable even more.


 Number #1: AirKing 9166 Whole House Window Fan

The Air King 9166F is the most expensive window fan on the list. That’s because it generates an impressive airflow. Paired with an industrial grade motor and 20” blades, it delivers a high velocity of air. With the blades rotating at 1600 RPMs and 170 watts of power, this unit cranks out 35 cubic feet of air per minute.

For easy mounting, this model comes with adjustable metal plates. The panel extends from 27” to 38” inside window frames. Unlike standard models, the Air King 9166F mounts with a Storm Guard, which closes behind the unit. With the Storm Guard, you don’t have to worry about rain and pests entering inside.

Beyond its impact-resistant plastic housing lie powder-coated steel blades. Air moves rapidly through multiple rooms. The unit has controls to operate the intake and exhaust features to low, medium, and high. With a reversible exhaust function, you can remove hot air from the house before turning on the fan.

Even if you have an air conditioner, using the exhaust is extremely cost-effective. When you use the fan’s exhaust to get rid of the warm air, the AC doesn’t have to work as hard. In most cases, it only takes about 30 minutes to remove hot air from your home. Then, it takes about 15-20 minutes to cool the house down.

On the downside, the noise can become distracting. The unit reaches up to 64 decibels when operating at high speeds. Still, user feedback is encouraging. Owners appreciate the fan’s ability to circulate fresh air through the entire home. Key features include a front-mount rotary control and easy installation. Plus, the unit is OSHA and ETL compliant and comes backed by a one-year limited warranty.


  • Very powerful window fan. It can cover a large room of 1800 sq.ft without any trouble.
  • It’s whisper quiet in operation on different speed setting.
  • Perfect exhaust fan for vent hood while you are cooking.
  • It cools down the room effectively. It takes approximately 20 min to cool down room temperature to 6 degrees lower.
  • Easy to install.


  • This AirKing model weighs 33 pounds, which would make it somewhat difficult for certain individuals to carry up and down the stairs, or around the house.
  • Due to the large size, it will block the view outside.
  • Can be noisy at high speed, but it might not need to be used as it is powerful and effective at low speed just as well.


The Bionaire 2300 is among the most versatile window fans on the market. This powerful window fan comes loaded with feature-rich components. For starters, its intake and exhaust features work independently and simultaneously. Plus, the twin fan comes with a remote control that allows you to make adjustments without moving from your seat.

While the Bionaire 2300 does not cool the entire house like the Air King 9166F, it does deliver a robust breeze. Built with 8 ½-inch blades, you can feel the air circulate from as far as 30 feet away.

The unit features a three-speed operation. With the unit’s remote control, you can modify the speed and change the direction of the airflow without moving from your seat. Programmable digital thermostat cycles on and off to maintain the room’s temperature. Additionally, it features an LCD screen to display the current room and desired temperatures (from 60 to 80 degrees). The numbers are visible in the dark so you can read the temperature without getting out of bed.

A bottom groove slides over the windowsill to guarantee accurate alignment. Modifiable side panels extend from 24 to 37 inches wide. Since the unit has two fans, you will need a double-hung or vertical-slide window for a proper fit. Casement windows require a set of brackets.

UL-approved, water-resistant motors it safe to operate while raining. Like the 9166F, the 2300 roars at higher speeds. Yet, the motor is much quieter (possibly due to low CFM levels). Users tend to agree that the intuitive controls and superb performance make the Bionaire 2300 worth the buy.

This model comes with a generous five-year warranty. However, a few users report that it takes months to get replacement parts.


  • Having a thermostat sensor system in this fan is a great plus. This system saves a lot of electricity bills.
  • One of the quietest window fan. You may not notice any sound of the motor while it is operating. Perfect for having sound sleep.
  • Cools the room faster by pushing the warm air outside of the room.
  • Easy to clean.
  • Easy to assemble and operate.


  • You may find very difficult to locate the control system. Some customers complain that they only find the switch on/off the bottom. They don’t have any idea which bottom to control speed or thermostat.
  • There is no remote storage space in the fan. One may easily misplace the remote.
  • The lowest speed setting is too much low that you may think the fan is not working.


If you’re looking for a budget buy, consider the Holmes Twin Window Fan. At a glance, it resembles the Bionaire 2300. Yet, with a manual operation, it comes with a lower price tag.

Equipped with dual motors and blade assembly, the HAWF-2041 stands 13” tall and is easy to install. Its major draw is its portability. Weighing less than 8 lbs., it moves from room to room with ease.

The Holmes fan is not as powerful as other window fans in this lineup. Still, it does an adequate job of maintaining comfort levels. Even with only a 400 CFM rating, it produces enough air to cool small and mid-size rooms.

Straightforward controls allow you to regulate the airflow intake and exhaust functions. You can run the fans together or separately. This model has a six-blade construction on each side. A dual-control knob adjusts speed settings at high, medium, and low. With a built-in thermostat, the window fan maintains select temperatures. Water-resistant, reversible motors prevent the unit from malfunctioning during wet weather.

Aside from its manual operation, this window fan has similar features to higher priced models. Designed to accommodate double hung and slider windows, it fits windows that span at least 25 inches. An extender screen and panel offer a custom fit inside larger windows. Locking clips secure the unit in place.

Customer reviews for this product range from “nearly perfect” to “better than most.” Most users agree that the Holmes 2041 window fan is a smart buy. Mainly, it circulates sufficient cool air with the least noise. The Holmes 2041 comes with a three-year warranty.


  • The control panel is very clear, so, one can operate it very easily.
  • Very sturdy construction.
  • Very quiet in nature.
  • You can operate each blade individually if you wish.
  • It doesn’t have any LED indicator light.


  • Little bit noisy when operating on high-speed setting mode.
  • Not as powerful as Bionaire Window fan.
  • LED lights will really be annoying specially while sleeping at night.

Number #4: Genesis Twin Window Fan

Designed to fit both vertical and horizontal windows, the Genesis Window fan comes outfitted with copper motors. Since copper is a non-reactive material, the motor won’t corrode due to inclement weather. Although copper tends to hold heat, this window fan comes equipped with Max Cool Technology. As a result, the fan doesn’t have to struggle to cool a room or produce comfortable temperatures. Combine this with a durable plastic housing, and you have a nice little fan that will last a long time.

Compared to the other fans on the list, the Genesis Twin Window fan falls between the Holmes 2041 and 2021 models. Its powerful copper motor and 9” blades push air about 16 feet. A major difference between this portable model and the others is its removable stand. You can snap on the legs to convert it to a freestanding unit, or remove them for placement in a window. Also, a built-in carry-handle allows you to lift and move the fan with ease.

When it comes to performance, the Genesis WINDOW FAN does not disappoint. Like the other twin fans on this list, it boasts a reversible motor capable of drawing in cool air and pushing stale odors out of the home. Additionally, the ETL-certified unit can exchange cool and hot air simultaneously. Just use the two-button control panel to configure the airflow according to your needs. It has three speed settings (low to high) and five temperature settings (60 to 80 degrees). The fixed thermostat with LED indicator lights keeps it operating at a pre-selected temperature.

Surprisingly, the fan is the quietest when it is running on its highest setting. According to buyers of this unit, the fan hums when operating on low and medium settings.


  • You can move this window fan effortlessly as it weighs only 8.4 pound
  • Very easy to install. You have to put 4 screws in the window frame.
  • No assembly required just to install in a suitable place.
  • It doesn’t consume too much electricity although it has quite a strong airflow.
  • Very little vibration.


  • It doesn’t have automatic turning. You need to adjust the direction manually.
  • Little bit noisy.
  • No automatic shutdown timer feature.

Number #5: Holmes Dual Blade Twin Window Fan

The Holmes Dual Blade Twin Window Fan is a convenient alternative to the Holmes 2041 model. This powerful, budget-friendly unit is one of the quietest fans on the market. It is also energy-efficient. In fact, it consumes only 53 watts of power on its highest setting.

If you need a simple fan without the bells and whistles, the Holmes 2021 model is perfect for cooling and removing smoke and odors in small areas. Place it in a master bedroom, office, or bathroom. At only 5 ¼ lbs., this fan can accommodate openings as narrow as 22” wide and 10” high. Thanks to the flexible panel and screen, it can fit windows measuring up to 33 ¼” in width. Its slim profile allows you to install it into windows without removing the screen.
This model doesn’t have a thermostat to regulate temperature. Still, it delivers a pleasant breeze within minutes of turning it on. With a CFM rating of 320, the twin 6” blades can cool a room up to 500 square feet.

Instead of three-speed adjustments, the fan comes with a sliding switch to change the setting from low to high. Furthermore, there is no control to activate the fans independently. Although this model can pull in the fresh air and expel stale air, it requires light manual labor. To reverse the airflow, you have to grab the fan by the recessed handle and flip it to the other side. The handgrip also makes it convenient to carry the fan into another room.
Overall, the Holmes 2021 is a reliable fan. Water-resistant motors operate safely on both the intake and exhaust sides. Moreover, this window fan comes with a one-year warranty that covers defects and workmanship.


  • Nice plastic blades. Size of the blade is perfect.
  • No more shooting daggers in the general direction of this fan at night as it is very quiet and the thoughts of the cost of operation won’t keep you up due to its energy efficiency.
  • Extender panels. These allow for a custom fit for either slider or double hung windows.
  •  It is only six pounds and carries handle is sturdy. Ideal to use as portable fan.
  • Easy to clean, all you need is a can of compressed air.


  • Does not come with remote control for operation from across the room.
  • Unless you already have a thermostat in the room, there is no way to know what the room temperature is as there is no display for that function.
  • Each side of the fan cannot be operated independently of each other.

Final Thoughts

While our list doesn’t include every great window fan on the market today, we hope that it can help you narrow down your options to the best of the best. This way, you can be sure that if you choose any of the products above, you’ll be able to cool your home without breaking the bank.

It’s entirely up to you which one to go for, though. Each product in our list is designed to meet different needs and efficiently cool indoor spaces. So if you go for any which one of them, you’re guaranteed to get a high performing model. You certainly won’t go wrong with any of our best window fan picks as long as it meets your needs, preference, and budget.

  • Editor Rating
  • Rated 5 stars
  • 100%

  • Reviewed by:
  • Published on:
  • Last modified: August 18, 2019