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In this Bionaire window fan review, we will be reviewing 4 Bionaire fan units. Two of them are twin window fans and the other two are triple window fans. All of their features, pros and cons will be reviewed and compared at the end and it will help you get a clear idea about the performance of the fans.
So let’s have a look at them.

Bionaire BWF0910AR-WCU Window Fan

This Bionaire twin window fan is a true rarity. The fan unit is especially designed to fit in most of the windows and to move the air effortlessly and cleanly. Its quiet yet efficient operation makes it a perfect fit for living rooms and bedrooms. Its digital thermostat makes it easy to get an eye on the room temperature. Also, the fan comes with three speed settings. It can easily be adjusted as per the user’s requirement and can be controlled via a remote control as well.


  • 25.5 x 6.3 x 13.9 dimensions (inches)
  • Fits in double hung and single hung windows of 24-27 inch size
  • Three speed settings to choose from
  • Digital thermostat for automatic controlling
  • LCD display
  • Twin fans for extra airflow
  • Remotely controlled
  • Reversible fans
  • Extenders (up to 3 inches) can be used to fit it in 28-34 inch windows as well


  • Quiet operation
  • Fans can work independently
  • Keeps tracks of the room temperature
  • Programmable thermostat
  • Reversible air flow
  • Built-in extenders
  • Cost efficient
  • Has a remote control


  • Cannot seal its fan grills to keep the bugs out and to prevent cold winter air to come in
  • Cannot be used on floors or anywhere else
  • Somewhat difficult to clean


This dual window fan, manufactured by Bionaire, is truly amazing when it comes to providing clean airflow for your home.

This fan unit is designed to be used in 24-27 inches windows but it can be used in 28-34 inch windows with its 3 inch solid extenders. You also have the option of buying extra extenders to fit larger windows. This means that it will fit in almost any window.

Its independent reversible fans are a plus when it comes to programming your window fan for convenience. You can also program the thermostat to control the temperature or you can simply override it to run the fan continuously throughout the day.

Although it comes with a low price tag and lots of features, there is one thing that what might bother you. Its fan grills that cannot be sealed in any way to keep the bugs out of your room and prevent cold air to come in. However, with its lightweight and easy installation, it won’t take a lot of time to uninstall it during the winter season.

Bionaire Twin Reversible Airflow Window Fan

This dual window fan comes with a programmable thermostat and an  LCD screen. With the help of the screen, you can turn your fan on or off with ease and track your room’s temperature at the same time. Also, you can access its control panel and 3 speed control settings (Low, Medium and High) with the remote control. And its powerful fans comes with reversible technology which lets you use your fans either for exhausting or airflow or for both, thanks to its independently working fans.


  • Dimensions: 25.5 x 14.1 x 6 inches
  • Weight: 8.4 pounds
  • Water proof
  • Remote control with 4.5 meters range
  • Two 8.5 inch fans
  • Independently working fans
  • Reversible fan technology (Intake, Exhaust and Exchange)
  • Fits in double hung, casement and verticals slider windows
  • Designed for 24-37 inch size windows
  • Built-in adjustable extenders
  • 3 speed settings (Low, Medium and High)
  • Controllable thermostat with LCD display (For temperature control)
  • 5 years warranty


  • Long blades for extra airflow
  • Powerful
  • Quiet
  • Durable
  • Temperature control capabilities
  • Extenders for custom fitting
  • Water resistant
  • Electrically reversible fans
  • Has a remote control


  • Noise at high speed
  • Pull lot of dust from outside
  • Cannot close fan seals when not in use


This Bionaire bw2300 twin window fan with remote control comes with a lot of features and a reasonable price.

The fan is quite powerful despite its light weight structure. Its adjustable extenders makes sure that you can fit it in windows of 24-37 inch size as well. That’s not it, you can buy extra extenders for this fan unit to custom fit it in any window.

When it comes to efficient cooling, bw2300 needs no introduction. With its powerful and long blades, it’s no surprise that it easily delivers strong airflow. In fact, what’s surprising is its quietness.

The blades can easily be controlled via a remote control to work independently. Its fans can also be reversed to draw in the outside air or blow out the inside air.
And don’t forget about its thermostat that helps regulate the temperature of the room in a specific range. Its LCD screen makes it a lot easier to keep an eye on the room temperature from far away. Its water resistant motors will also free you from the worry of rain or water.

The only thing that might keep you from using this Bionaire twin window fan is its noise at high speed and no sealing option.

Bionaire Compact Window Fan

Here is our Bionaire ultra thin window fan review, in which we will present the features of the fan as well as its cons and pros.

The Bionaire compact window fan comes with an amazing technology that lets it increase air velocity to up to 40%. This is, when compared to regular fan units, is quite impressive. It means that you will be enjoying 40% extra freshness of air throughout the day. Its manual thermostat and speed control settings combined with electrically reversible fans makes it a beast in summer seasons. What’s surprising is that it’s not only 25% more compact than other fans but it also has built-in extenders for customized fitting as well.


  • Dimensions: 3.4 x 25.2 x 7.7 inches
  • Weight: 5.1 pounds
  • Three speed settings control
  • Thermostat (Manual control)
  • 3 fans
  • Reversible fan technology
  • Firm Fit locking extenders (built-in)
  • 40% extra air velocity
  • 25% extra compact
  • 5 years warranty


  • Compact design
  • Small size
  • Noiseless
  • Extra air velocity
  • Exhaust and intake capabilities


  • No remote control
  • No display for room temperature
  • Fans are not independent
  • Fans aren’t reversible


To sum it all up, this Bionaire ultra thin window fan has lots of great features and some downsides as well.

What sets it apart is its powerful combination of three fans that work flawlessly without making any noise even if they are at high speed. Even with its three fans, it’s still a really compact and light weight unit. So its installation and packing requires very little or no effort at all.

Bionaire ultra thin window fan reviewDespite its small size, the Bionaire ultra thin window fan is designed to fit vertically as well as horizontally in most of the windows, on top of that it has locking extenders that makes the task of fitting it a lot easier. The downside here is that its fans aren’t equipped with independent functionality nor can they be reversed.

If you really want to reverse the airflow then you have the option of flipping the entire fan unit which isn’t a tiresome process but it might bother some of us. Its manual thermostat and no remote control can be a deal breaker for you if you aren’t in favor of manually adjusting everything.

But considering its low price tag and noiseless function, the Bionaire compact window fan has proven itself to be a good all-rounder for low budget families.

We hope this Bionaire ultra thin window fan review was useful for you.

Bionaire Thin Window Fan with Electronic Thermostat

This Bionaire triple window fan is a compact fan with manual thermostat. It’s a 3-blade fan that can operate at 3 different speeds. Also, its firm fitting extender screen and ability to use either in horizontal or vertical position makes it favorable to use in a wide range of window sizes. Its noiseless functionality makes it convenient to use in bedrooms and living rooms.


  • Dimensions: 4 1/2 x 27 1/10 x 9 1/5 inches
  • 6.6 pounds (total shipping weight)
  • 3-blade window fan
  • Can be used horizontally or vertically
  • 3 speed settings control (Low, Medium and High)
  • 30% extra compact in comparison to regular fans
  • 40% extra air velocity than other fan units
  • Available for windows up to 37 inches big
  • Built-in Firm Fit” Locking Extender Screen
  • Electronic Controls and Thermostat


  • Used in either horizontal or vertical position
  • Quiet operation
  • Regulation capabilities due to thermostat
  • Screen expands to fit larger windows
  • Increased air velocity


  • No reverse switch
  • No remote control
  • Vibrates at high speed
  • Manually reversible airflow (you have to uninstall, flip and reinstall for reversible airflow)
  • Only one button for all functionality
  • High priced


This BWF0502E compact fan of Bionaire is an expensive product when you compare its features with its shortcomings.

It provides better cooling due to its ability of almost double air flow.

This Bionaire ultra thin window fan also has the ability to adjust in different sized windows (up to 37 inches) due to its extender screen. Its advanced less noise operation is very attracting feature for light sleepers. The striking feature of this fan is that it is designed in such a splendid way that it will provide an extra 40% increased air velocity when compared to other fan units.

When we look at its flaws, the high price is major drawback of this model. Presence of a single push button instead of remote control also made it difficult to use. If you want to change the speed of the fan you have to push the button many times which is clearly not a feasible option for people who want one touch for desired settings. BWF0502E model fans can only work in one direction so to change the direction of air flow one have to go through the cumbersome task of manually removing, turning and then reinstalling the unit again.

Final Verdict

In this Bionaire window fan review we have selected a total of 4 window fans with various great features so that you can easily choose the one that suits your requirements. Now that we have covered each and every fan unit separately, let’s have a look at their performance when compared to each other.

Among these four models of Bionaire manufacturers, Bionaire BWF0910AR-WCU Fan is the best. This dual window fan has digital thermostat that made it comfortable in use under different environmental temperatures. Its reverse air flow and quiet operation features give the choice to use this fan either in kitchen or in bedroom without any second thought. Presence of remote control and LCD display are extra qualities of this splendid model that made it a favorable choice for usage at night. Its 4.5 star ratings at Amazon is a living proof of its durable performance. Although BWF0910AR model of Bionaire company is real gem, only caveat of this fan is its difficult cleaning procedure.

Twin reversible airflow window fan of Bionaire is second in the list. This highly efficient Bionaire twin window fan can be used as exhaust fan or airflow fan or both at a same time because of ability of its fans to operate independently. This model is very durable along with the support of 5 years warranty. Water proof technology makes it a suitable choice for the places where there are chances of rain or accidental water spillage. Thermostat control of this excellent machine enables it to maintain the temperature of room in a desired range. Remote control 4.5 meters range allows customers to adjust the speed without bother of going to the fan. The down sides of this product include noise production at high speed and inability to close fan grills when is not in use.

Bionaire compact window fan is third on the list when compared to others in this list. This model of Bionaire is small in size but efficient in operation. This Bionaire ultra thin window fan model is equipped with 3 fans that can operate at three speeds (low, medium and high). Due to its built-in extenders screen, it has the capability to fit in various windows sizes. Absence of remote control and no LCD display unlike the above-mentioned models puts it on the third place. Another major drawback of this model is the fact that its fans cannot function independently.

Last but not the least is Bionaire whole-house triple window fan which is a powerful fan that comes with three fans for extra cooling. However, its dependent fan technology and manual air flow reversing is what made it last on the list. Its high price and high noise at maximum speed is a deal breaker for most people. However, if you are planning to use it in a kitchen or somewhere other than where you sleep, then it might not be a big problem for you.

So whether you want a dual window fan or you are looking for a triple window fan for extra airflow, you have everything you need to know right here. So pick the one that meets your requirement and budget at the same time.

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  1. bionaire cat. BWF0910ARwcu only one fan operate ?