12 best dual window fans

Genesis Twin Window Fan with 9 Inch Blades, High Velocity Reversible AirFlow Fan, LED Indicator Lights Adjustable Thermostat & Max Cool Technology, ETL Certified

Genesis

Based on 4 reviews Check latest price

Product description

The Genesis High Velocity 9 Inch Window Fan with Thermostat and Max Cool Technology is a highly innovative window fan. The fan can be used as an intake fan or an exhaust fan. There are 2 expandable side panels allowing the perfect fit to any window frame up to 37 inches wide. Each side panel can extend up to 6.5 inches. There are also 2 removable legs to use the fan while standing on its own. There is a built-in thermostat with LED indicator lights to keep the fan at a comfortable setting. Each of the two 9 inch fan heads has its own independent durable copper motor. The dimensions are 24 x 12 x 4 inches. This is an energy saving device and is ETL approved for the utmost safety.

  • 3 speed settings: the Avalon high velocity Twin reversible airflow window fan features 3 speed settings of low, medium and high. Select your comfort speed level with ease
  • Max cool technology: this Twin fan features a built in thermostat with ranges from 60 to 80 degrees, and LED lights that help you visibly keep track of the temperature setting
  • Dual motors: this innovative double fan has two 9" fan heads with their own durable Copper motors. Copper motors are built to endure through all weather and situations
  • Expandable side panels: our dual window fan will fit into any window easily with its built in dual expandable side panels that can expand an additional 6.5 inches on either side
  • Reversible airflow fan: this double fan is uniquely designed to simultaneously operate for intake or exhaust purposes with its reversible blades. Dimensions are 24 x 12 x 4 inches

User questions & answers

Question: If the power goes out, will this fan come back on on its own when the power is restored, or so you have to turn it back on yourself
Answer: I think the other replies were with older models? I just purchased this model and there's no issue with opting out of the thermostat feature. As noted in the instructions, to get to continous air flow, you just keep clicking the button through the modes (first you click throught the various thermostat temperatures, and then you get to "high" or "low" as options. If you click high or low either one will stay on continously. Both options are extremely quiet. It sounds like the person who had a louid nose on the low setting had a defective fan.
Question: What are the dimensions of this fan
Answer: It’s not an AC unit so it will only be as cool (or slightly less hot) as the air from the source. That being said you could use this fan on Exhaust to suck hot air out and use a tower fan to create a breeze in the room. But to cool a room on a 90+ degree day, I’d recommend a window AC. This fan will circulate air tho, so it’s not a bad place to start.
Question: Just received and only one fan is spinning, is it defective? I tried switching from exhaust to intake, left blade doesnt spin at all
Answer: This is our second window fan. I don't remember what brand/model etc our first fan was, but the CFM WAS WAY higher than this Holmes fan. My assumption is by lowering the maximum fan speed & thus drastically lower the CFM, they can advertise the fan as being quieter and using less energy. ***We have used this fan for 2 years and we DO NOT recommend it if you are looking for a high CFM (volume) fan***
Question: Our window slides from the side. Can this fan be place vertically instead and then close the window against the long side of it to secure it
Answer: I’ve been using an older version of this fan for about 20, yup, 20 years. I use it in a garage studio. Sometimes it runs for months 24/7. It’s slowing down, tons of dirt and mysterious things on it. While it is exhaling i spray wd30 on it till it speeds up again, lol. I have absolutely punished this fan. But like I said, I run it all year, summer and winter. One side died about 4 years ago, but the other is running as we speak. The reason I saw this is because I was looking to see if they still made it. Yay they do; and it is very quiet. Next paycheck I’m getting a new one. I love the intake exhaust function,brilliant! So happy they’re still available. Can’t go wrong, and not a lot of money.
Question: Can you use the fan without the thermostat feature? I don't want it going on and off all night long
Answer: The app. There are 2 place I have found that you can turn the detection off. On the live video page and also in the settings
Question: I want to use this in a stand-alone one room dance studio with only one window. If it's very hot outside, will this really keep it cool inside
Answer: The actual battery life of the doorbell depends on the number of wakeups and accesses per day and of course, the recording time will also matter. Usually, in standby mode, it can last for over 3 months(10 times wake-up per day). And it can wake up at least 1000 times when it is fully charged. Besides, as this product uses PIR thermal detection, there are two triggering principles: 1) when there is a temperature difference, 2) when there is a moving object. So we recommend not to place the doorbell too close to the street or the crowds, in order to avoid unnecessary wake-ups due to the temperature differences caused by the vehicles or personnel passing. *Please install the doorbell camera in a place that is away from direct sunlight or street lights for better performance.
Question: I need the CFM and decibel (noise) ratings on this fan. These are my two most crucial criteria, but no one shows them
Answer: This is app driven, not pc based---unless of course you have an app driven tablet or a two in one device that can access Google Play services. Check for iTunes compatability.
Question: Hey all, how are your fans holding up with moderate to heavy use? over 2yrs? 3yrs? more? let me know, thanks
Answer: There is a toolkit pack including all necessities in the package for you. A 3M double-sided tape is included as well.

Product features

Holmes Twin Window Fan

In with the good air, out with the bad air. The Holmes Twin Window Fan with Comfort Control Thermostat operates quietly and efficiently by intaking fresh, cooler outdoor air and exhausting stale, warm indoor air for cooling comfort. Set the controls to intake, exhaust or exchange airflow in either direction.

Comfort Control Thermostat

Set and control your fan speed for optimal air flow and comfort with 3 speed settings and comfort control thermostat.

Electrically Reversible Airflow

Electronically reverse each fan independently for intake or exhaust.

Great Household Fan

This High Velocity 9 inches Window Fan with Thermostat and Max Cool Technology is great for household use. It will add much comfort to your home without taking up any space.

Great for the Bedroom

This fan really moves the air. It is possible to have one fan exhaust and the other intake at the same time, without turning it around in the window.

Easily Portable

This fan can easily be moved around from one room to another. It is lightweight and has a convenient carry handle built into the back. The fan can be installed into the window or used freestanding with its 2 removable legs.

Expandable Side Panels - Removable Legs

Both sides of the fan have expandable panels that can pull out up to 6.5 inches on either side and lock into place to perfectly fit the opening of various sized windows up to 37 inches in width. There are 2 removable stand legs to allow you to use this fan as a freestanding fan on a counter, ledge, or floor.

Easy-to-Carry Handle

We have built-in an easy-to-carry handle to more convenient portability. The handle is hidden in the back of the unit so as not to interfere with the slick design.

Multiple Features

This fan has 3 Speed Settings, an adjustable thermostat with LED Indicator Lights, and can be used as intake or exhaust. The fans have 2 independent copper motors allowing you choose to use one of the fan heads for intake while the other is used for exhaust simultaneously. The fans have 2 independent copper motors.

Comfort Zone CZ319WT 9-inch Twin Window Fan with Manual Reversible Airflow Control, Auto-Locking Expanders and 2-Speed Fan Switch

CCC COMFORT ZONE

Based on 4 reviews Check latest price

Product description

2-Speed Airflow Output Designed for ultimate versatility, this Comfort Zone 9" Portable Twin Window Fan offers two speed functions that can generate a strong breeze or circulate the air in your home with ease. The output is controlled with the manual dial, allowing you to adjust the airflow by simply turning the switch. The twin fan design offers added power and helps fill your environment with fresh, cool air. Auto-Locking Expanders Equipped with auto-locking according expanders on the sides, this twin airflow window fan easily adjusts to fit the width of your window. These expanders are suitable for windows between 22-1/2" and 33" wide, providing a snug, secure fit. Reversible Exhaust Function Not only can this twin blade window fan fill your home office, bedroom or living room with cool air, but it can also be reversed to push hot, stale air out from your home. This exhaust function is especially useful for combating hot, humid air. Simply adjust the exhaust or air intake function depending on your environment. Protection from Bugs, Debris and Air Leaks With a removable fabric cover, this twin window fan with reversible airflow control keeps bugs, dust, and debris from entering your home through the fan itself. For added insulation, this cover also prevents hot air from entering your home, even when the fan is not in use. Portable and Convenient Featuring a carrying handle, this twin speed window fan can be moved from room to room and window to window with ease. For added convenience, this fan also features two sturdy feet for tabletop use on your desk or bedside table.

  • 2-SPEED DIAL CONTROL: Choose between low or high air output options on this twin speed window fan to create gentle airflow or a brisk breeze.
  • AUTO-LOCKING ACCORDION EXPANDERS: This twin airflow window fan features auto-locking expanders, which can expand between 22-1/4" and 33" for a snug fit.
  • REVERSIBLE FUNCTION: Featuring a manual reverse option, this twin blade window fan can draw cool, fresh air into your home or push hot, stale air out of the room using the exhaust function.
  • REMOVABLE COVER: The removable fabric cover protects against keeps bugs and debris out while also preventing hot, humid air from entering your home even when the fan is not in use.
  • VERSATILE DESIGN: With 2 sturdy feet for tabletop use and a carrying handle for added portability, this twin blade window fan is convenient enough for use throughout your home.

User questions & answers

Question: Can the cord go the other way so you can plug it in outside
Answer: The cord comes out the middle in a small gap and can either direction. This is so you can reverse the fan. So either way you have the fan installed (intake or outtake). The cord can come inside or outside if you wish.
Question: Would this fit a 34 inch wide window
Answer: No! I also have a 34 inch window and I built a wood side to make it fit perfectly in the window. The fan works great!
Question: Will this fan fit a 24 inch wide window
Answer: no. the fan is almost 25" wide.
Question: Do you like this item
Answer: So-so window fan. Misleading to fraud listing! Since you must click for sellers, Amazon staff likely compiled the listing. It isn't 9" blade. 9" ONLY IF YOU COUNT THE CENTER PIECE. Actual blade is 6". IT DOESN'T Have "ELECTRONICALLY REVERSABLE MOTORS". I was surprised the box says "Manually reversible". In all my years, I Never encountered a "reversible fan" that meant you can reverse the entire fan! Of course! You can do that with ANY house FAN EVER MADE! This listing is FRAUD.

Bennington Dual Blade 9-Inch Twin Window Fan with 3-Settings Airflow Control, Auto-Locking Expanders in White

Bennington

Based on 109 reviews Check latest price

Product description

Keep your home comfortable with this 9-inch portable twin window fan from Bennington. This twin window fan draws in fresh, cool air from the outside, exhausts stale, hot air from the inside or can circulate between the 2 for even greater flexibility. The quiet and efficient operation makes this fan ideal for living room or bedroom use. The output is controlled with a digital dial, allowing you to adjust the airflow by simply turning the switch. Equipped with auto-locking accordion expanders on the sides, this twin airflow window fan easily adjusts to fit the width of your window. These expanders are suitable for windows between 23.5 in. and 33 in. wide, providing a snug, secure fit. The 9-inch fan diameter twin window fan features poly fan blades designed for maximum air movement. This single speed fan is backed by a 1-year warranty and is ETL Listed for safety. 11-7/8" Height without feet | 12-3/8" Height with Feet | 3-1/2" Deep without feet | 5-1/2" Deep with feet | 23-1/2” to 33” Wide.

  • Quiet operation, 2 speed dial control, ETL/US Listed
  • Auto-locking accordion expanders adjust to fit most windows from 22 1/2" to 33"
  • Manually reversible for intake (brings fresh air in) or exhaust (takes stale air out)
  • Removable feet for tabletop use and built in handle. Removable fabric cover keeps out hot air, humidity, and bugs when not in use
  • Measures 22 1/2" - 33" L x 4" W x 10 3/4" H

User questions & answers

Question: What are the blades made out of
Answer: With the pleated section and expansion panel removed, the fan measures 24" wide. You will need to get past the 23" wide inner dimension of your window. Perhaps you can angle it in one side first then square it up, but I doubt it since your depth is so shallow. If you are desperate to get a fan to fit, you could cut away 1/2" of the main housing on each side with a hacksaw. I hope this helps.
Question: Are the clips that hold the cover in place on both sides of the fan
Answer: Our fan fits with the screen. We removed the screen once, just to see if it would be better. The fan sucked little mosquitoes and other flying things into the room and my bed was covered with dead bugs! My advice is to LEAVE THE SCREEN IN!!
Question: Are the motors on this unit sealed to resist water from entering and causing damage to the unit or electrical shock
Answer: Yes, it's designed for either horizontal or vertical use. We use it vertically (without the adjustable side panels). Fits snugly in the window and it works great! Very quiet fan too.
Question: Will this fan definitely fit into a 22.5" opening? This is a small window, and that's all the space I have
Answer: My fan just just burned out at less than 5 months. My electricity specialist/roommate has not had success in fixing. I did not buy the in surance!! Has anyone had luck with contacting the company?

Lotus Analin Dual Blade 9-Inch Twin Window Fan with Cover Portable, White

Magic Tech

Based on 128 reviews Check latest price

Product description

Quiet operation 2 speed dial control Auto-locking accordion expanders adjust to fit most windows from 22 1/2" to 33" Manually reversible for intake (brings fresh air in) or exhaust (takes stale air out) Removable feet for tabletop use and built in handle Removable fabric cover keeps out hot air, humidity, and bugs when not in use Measures 22 1/2" - 33" L x 4" W x 10 3/4" H

  • Quiet operation 2 speed dial control Auto-locking accordion expanders adjust to fit most windows from 22 1/2" to 33"
  • Manually reversible for intake (brings fresh air in) or exhaust (takes stale air out) Removable feet for tabletop use and built in handle
  • Removable fabric cover keeps out hot air, humidity, and bugs when not in use Measures 22 1/2" - 33" L x 4" W x 10 3/4" H

User questions & answers

Question: Do you sell the screen separate for the twin window fans
Answer: It is 10-7/8 inches tall.
Question: Will I need to remove my window screen to install this
Answer: I've only used it a few times when we are working in the bathroom (painting, etc.) but it works well.
Question: Does this actually have 9 inch blades
Answer: The expandable slides are accordion-like and pull out of the each side with noticeable clicks so they stay in place.
Question: Does this fan has metal blades
Answer: The expandable slides are accordion-like and pull out of the each side with noticeable clicks so they stay in place.

JOEY'Z 9-inch 3 Speed Twin Window Fan with Remote Control - Electronically Reversible - Auto-Locking Expanders 23.5”-37”

Based on 5 reviews Check latest price

Product description

Running a window fan instead of the air conditioning all summer long will save you big bucks, as it uses up a lot less energy. The dual blade twin window fan can be used in small dorm rooms, apartments, or multi-story homes.

The most effective way to use our window fan is to have them on Exhaust setting during the day, which will take away the hot air in the room. Once the air is cooler at night you can set your fan to Intake which will use both turbofans to bring in that refreshing air from outdoors.

  • 3 VERY USEFUL FAN FUNCTIONS& SPEEDS – INTAKE: has both fans working to bring fresh cool air into a room; EXHAUST: function removes hot stuffy air from your room. CIRCULATE: has one fan sucking the humid hot air out, while the second fan brings cool fresh air in. The 3 speed functions are low, medium, and high.
  • COMES WITH LOCKING EXTENDERS TO FIT LARGE WINDOWS – The minimum sized window frame needed is 23.5”, the locking extender panels allow this dual window fan to fit inside a 37” window frame. These expander panels ensure a safe, secure custom fit of your twin reversible fan.
  • CONVENIENT REMOTE CONTROLLED WINDOW FAN –Instead of walking over to the window fan every time you want to switch it on/off or change the settings. Simply use the convenient remote control to make yourself comfortable at the touch of a button. This is an electronically reversible fan (not manually reversible like other brands)
  • DESIGNED FOR DOUBLE HUNG & SLIDER WINDOWS - If your home or apartment has a double hung window, gliding window or sliding window, they make an ideal place for your new air circulator fan. With 9 “turbo blades,this powerful double fan is going to keep your home, dorm room or office chilled out during those hot summer days!
  • LARGE 9” TURBO BLADES – The fan blades are large and aerodynamically designed for maximum air movement even in large spaces

User questions & answers

Question: Well I have to remove the screen in order to use this fan
Answer: Plastic. We ordered 3. 2 work fine. They said cut cord and send over a photo for replacement. Never got it
Question: hello hello!! i was just wondering if the circulate option will set it to have one fan blowing in and leave the other one blowing out
Answer: Has, clips are on both sides. Great fan, light and easy to flip for reverse fan.
Question: What is the height of this fan. Have a 10” x 30” bathroom window I’m trying to vent
Answer: Yes. Now on summer I keep it on because I use it in the kitchen all day long.Raining or not.
Question: What does "electronically reversible" mean. You mean by the remote
Answer: Yes. I just measured mine to verifying it will fit

ASPEN Smart Window 120V Dual Fan | WiFi App Controlled 3 Speed + Multi-Function Reversible Air Flow | Compatible with Alexa, Google Assistant

  • Aspen Smart Window Fan: Wifi Enabled and Compatible with Alexa and Google-Assistant; control speeds, direction and function type remotely from your mobile app
  • Expandable Side Panels (24 inches - 36 inches) to allow compatibility with windows of various sizes; simply extend panels on either side of base unit
  • Programmable Electronic Digital Thermostat (60 - 80 F Degrees) can detect room temperature and automatically turn the fan on/off; LED light function to help you visually keep track of temperature settings
  • Dual Fans can work together or independently to create desired air flow and speed. Use it to remove stuffy air (Exhaust Function), bring in cool air (Cool Function), or both (Circulate Function)
  • Energy Efficient: Cut your electricity bill with this fan that uses up to 60 less energy than other fans

Product features

Small Fan Maximum Airflow

Electronic Reversible Airflow

  • Built with efficiency to remove hot air and circulate clean, cold air. The alternating dual fans provide reversible airflow to allow a cooler home more quickly.
  • This small fan makes a perfect fan for your bedroom to control temperature levels to your liking.
  • Our household ventilation fan fits in with any setting whether you want this to be a bedroom fan, living room fan, or kitchen fan, the aspen fan will leave you satisfied with its reversible airflow to blow cool air.

Great Household Fan

Safety

  • With our built in secure lock system, you can rest assure your fans are locked into your windows making your box fan do its job.
  • This Twin Window fan can fit into any window frame and with its low decibels this makes for a quiet fan for your bedroom or anywhere in your household and blow cool air.

Remote Controlled Smart Fan

Remote Controlled

  • You have Control of your smart fan at your fingertips, whether you want to use the remote or use the app, the aspen fan keeps your room cooler all no matter which you choose to use.
  • Smart home and wifi enabled feature gives you the best of both worlds and lets you control this smart fan from your remote control or app.

One Touch Electronic Control

Multiple Features

  • The Aspen Fan gives you a one touch control panel, that lets you turn this electric fan on without a problem from its Programmable Digital LED Thermostat.
  • Total control if you choose to use this fan for your bedroom or use this fan for your kitchen, the one touch thermostat lets you control its temperature and fan speed.

Voice Controlled Dual Fan

Smart Home Enabled Voice control makes it easy to control your fan from virtually anywhere. With voice activation you can start, stop, or change the speed of your smart fan

Google Home

  • "Okay Google, turn on the window fan"

Alexa

  • "Alexa change Window Fan Speed to 3"

Keep it Clean

Keep your air clean and filtered by removing dust and germs from your fan with easily removable and washable grills and blades

  • Removable and washable fan grills and blades lets you keep your home and air clean.
  • Easy to assemble and disassemble with the touch of a button to take out the blades and clean them.
  • Pop it back in effortlessly and with ease when you are done cleaning.

Holmes Dual 8" Blade Twin Window Fan with Manual Controls, 3 Speed Settings, White

Holmes

Based on 12 reviews Check latest price

Product description

Jarden HAWF2041 Window Fan: In with the good air, out with the bad air. The Holmes Twin Window Fan operates quietly and efficiently by taking in fresh, cool outdoor air and exhausting stale, warm indoor air. The manual thermostat sets and maintains the ideal comfort level. The dual blade operation has independent controllable, reversible motors with 3 speed settings. The motors are water-resistant and are safe to use during rainy weather. Designed to fit most double hung and slider windows. 1 adjustable accordion extender screen and 1 5-inch removable panel help secure fan in larger windows. The product comes with a 3-year limited warranty.

In with the good air, out with the bad air. The Holmes Twin Window Fan with Thermostat operates quietly and efficiently by in-taking fresh, cooler outdoor air and exhausting stale, warm indoor air for cooling comfort. Manual thermostat sets and maintains ideal comfort level. Designed to fit most double hung and slider windows

  • Designed to fit into most double hung and slider windows
  • Adjustable extender screen and bonus extender panel help to secure fan into larger windows
  • Independent electronically reversible motors allows for air intake, exhaust, or air exchange
  • Plug in the power cord into a 120 AC Outlet. Refer to the PDF attached below in Technical Specification for User Manual.
  • Troubleshoot- if air does not seem to be blowing in properly adjust airflow directional switch to intake. Note-for slider windows set the fan vertically in your window opening with the left side of the fan situated on the bottom and the built-in extender panel on top. Aluminium lock
  • Comfort control manual thermostat sets and maintains ideal comfort level
  • Dual blade operation with independent electronically reversible motors; Three speed settings

User questions & answers

Question: Can you use the fan without the thermostat feature? I don't want it going on and off all night long
Answer: I think the other replies were with older models? I just purchased this model and there's no issue with opting out of the thermostat feature. As noted in the instructions, to get to continous air flow, you just keep clicking the button through the modes (first you click throught the various thermostat temperatures, and then you get to "high" or "low" as options. If you click high or low either one will stay on continously. Both options are extremely quiet. It sounds like the person who had a louid nose on the low setting had a defective fan.
Question: I want to use this in a stand-alone one room dance studio with only one window. If it's very hot outside, will this really keep it cool inside
Answer: It’s not an AC unit so it will only be as cool (or slightly less hot) as the air from the source. That being said you could use this fan on Exhaust to suck hot air out and use a tower fan to create a breeze in the room. But to cool a room on a 90+ degree day, I’d recommend a window AC. This fan will circulate air tho, so it’s not a bad place to start.
Question: I need the CFM and decibel (noise) ratings on this fan. These are my two most crucial criteria, but no one shows them
Answer: This is our second window fan. I don't remember what brand/model etc our first fan was, but the CFM WAS WAY higher than this Holmes fan. My assumption is by lowering the maximum fan speed & thus drastically lower the CFM, they can advertise the fan as being quieter and using less energy. ***We have used this fan for 2 years and we DO NOT recommend it if you are looking for a high CFM (volume) fan***
Question: Hey all, how are your fans holding up with moderate to heavy use? over 2yrs? 3yrs? more? let me know, thanks
Answer: I’ve been using an older version of this fan for about 20, yup, 20 years. I use it in a garage studio. Sometimes it runs for months 24/7. It’s slowing down, tons of dirt and mysterious things on it. While it is exhaling i spray wd30 on it till it speeds up again, lol. I have absolutely punished this fan. But like I said, I run it all year, summer and winter. One side died about 4 years ago, but the other is running as we speak. The reason I saw this is because I was looking to see if they still made it. Yay they do; and it is very quiet. Next paycheck I’m getting a new one. I love the intake exhaust function,brilliant! So happy they’re still available. Can’t go wrong, and not a lot of money.

Product features

Holmes Twin Window Fan

In with the good air, out with the bad air. The Holmes Twin Window Fan with Comfort Control Thermostat operates quietly and efficiently by intaking fresh, cooler outdoor air and exhausting stale, warm indoor air for cooling comfort. Set the controls to intake, exhaust or exchange airflow in either direction.

Comfort Control Thermostat

Set and control your fan speed for optimal air flow and comfort with 3 speed settings and comfort control thermostat.

Electrically Reversible Airflow

Electronically reverse each fan independently for intake or exhaust.

HOLMES Dual Blade Twin Window Fan, 2 Speed Setting, White

HOLMES

Based on 67 reviews Check latest price

Product description

Maintain a comfortable temperature indoors with the Holmes Twin Window Fan. Designed to fit most double-hung and slider windows, this double window fan takes in fresh, cool air from the outdoors to provide cooling comfort. It can also be manually reversed to exhaust stale, hot air from the indoors. Featuring two speed settings and a thermostat, the fan allows you to adjust airflow in accordance with your personal comfort level. Water-resistant motors make the fan safe for use during rainy weather. And thanks to its adjustable extender screen and extender panel, the fan can fit securely in a wide range of window sizes.

  • Draws in cool air from the outside
  • Comfort control thermostat helps to maintain your personal comfort level by cycling on and off to the set level
  • Designed to fit into most double hung and slider windows
  • Slim design allows for use with window screen in place
  • Adjustable extender screen and bonus extender panel help to secure fan into larger windows

User questions & answers

Question: Can this fan be taken apart to clean the blades
Answer: Not sure- I wouldn’t recommend this fan. Mine stopped working after just a couple of weeks. I think taking apart would be risky since it isn’t well made.
Question: Can this fan be used with an outside window screen
Answer: Yes
Question: Measures of fan
Answer: It's about 10 1/2 high and fan itself is about 23 1/2 long. There are fins on either side. The "Fixed" fin is 5" wide. It can be left off completely. The other fin can be expanded. I have the fan in a 31" wide window. The Holmes Box says "fits virtually any window". I read the comment the consumer made about the motor getting very hot. I have not found this to be the case. But then too I only use mine in cooler weather since generally I run central air conditioning. My only other comment is that after buying this Holmes I bought a similar fan made by Comfort Zone which I like a whole lot better because it came with feet so you can easily use it as a sitting unit not just in the window. The way the Holmes is designed that is hard to do. It too has an exhaust feature and it's much easier to see which side is which.It's Model CZ319. I like the fin set up better on the Holmes but overall prefer the Comfort Zone
Question: Can ypu male one blade suck air in, and one suck air out
Answer: No. The function of sucking air in or out depends on how you place the fan in the window not by a separate control

Product features

Twin Window Fan with Thermostat
Comfort Control Thermostat

In with the good air, out with the bad air. This Holmes Twin Window Fan operates quietly and efficiently by taking in fresh, cooler outdoor air and exhausting stale, warm indoor air for cooling comfort. Use the Comfort Control Thermostat to set and maintain your ideal comfort level.

Vie Air High Velocity Powerful and Quiet Dual Speed Sleek Design Durable Metal Drum Fan, 12'' W

Vie Air

Based on 143 reviews Check latest price

Product description

Vie Air is safe and has reliable performance with exceptional value and thoughtful innovations. With it's "wind tunnel" design, it allows for maximum air flow, optimal circulation and quiet operation. * 2 speeds- high-speed for powerful cooling and ventilation low-speed for quiet circulation* retro decorative fan* quite operation* portable design* metal housing and chrome safety grille* large handle for easy carrying* rubber foot pads for stability* 125 volts.

  • With it's "wind tunnel" design, it allows for maximum air flow, optimal circulation and quiet operation
  • Portable design with powerful operation
  • High velocity gives you a strong and constant air flow
  • Assembly required

User questions & answers

Question: is this fan a 12" model
Answer: Dear Lemont, Yes, it is 12'' (as per the title) I hope this helps
Question: where is this fan made
Answer: I'm don't know I returned the fan right away it is a small desk fan. I was looking for something a little bigger.
Question: Dose this fan come Assembled
Answer: Yes but this item is a personal fan it goes on top of working desk. I have to return not to happy with it.
Question: someone please share the power rating on the back of the fan motor? Volts, amps, watts
Answer: On bottom of fan is sticker that says 27 watts. At 120 volts, this equals 0.23 amps, or a low-powered fan. The blades are 8" wide, so this fan should not be called a 12" fan. The breeze output is minimal, and as indicated y another customer, the fan makes a grinding noise (especially in low setting). Poor build quality all around.

Amazon Basics Window Fan with Manual Controls, Twin 9-Inch Blades

Amazon Basics

Based on 848 reviews Check latest price

Product description

An Amazon Brand

  • Window fan with two fan heads with 9 inch blades
  • Circulates air and cools small to medium rooms with 2 speed settings
  • Powerful copper motor
  • Can be physically reversed in the window to be used as an exhaust fan
  • Expandable side panels to custom fit most standard windows between 25 and 32 inches
  • Molded carrying handle and removable feet for convenience

User questions & answers

Question: Does it have an electrical system to either take in air with both fan or blow air out with both fan or one fan in and one fan out
Answer: Fans can be set to clear hot air from the room or bring in cool air separately which is a great feature
Question: Would this fit vertically in a window rather than horizontally
Answer: I do believe you can use it either ways.
Question: Can you remove the grill easily to clean it
Answer: No I don’t believe you can remove the grill to clean it
Question: Will this fan work with windows that slide horizontally
Answer: It should I do not see any reason why it wouldn’t

Bionaire Window Fan with Twin 8.5-Inch Reversible Airflow Blades and Remote Control, White

Bionaire

Based on 8 reviews Check latest price

Product description

Create a more comfortable environment in your home with the Bionaire Twin Reversible Airflow Window Fan with Remote Control. Twin fan blades with independent settings allow this window fan to draw in fresh air from outside, exhaust hot air from inside, or do both simultaneously. A programmable fan thermostat with LCD screen lets you select a desired room temperature, and the fan automatically turns blades on and off to maintain the selected comfort level when operating in automatic mode. The fan’s settings can be conveniently controlled using the included remote control. This fan is designed to fit double-hung, vertical slider, and casement windows 24 to 37 inches wide. It measures 13 inches tall and includes extenders for a custom fit.

  • Draws in cool air, exhausts hot air, or exchanges air with outside. Displays the current on LED digital display
  • Electronic control with LCD screen and remote control; three speeds
  • Programmable Thermostat turns fan off/on to maintain selected comfort level
  • Fits double-hung, vertical slider, and width 24.25 inch (61.6 cm)
  • Extenders permit custom fit; 13 inches high overall, with 8-1/2-inch fans

User questions & answers

Question: The track that the window slides into is 24" wide (1.5" deep), but measuring the window itself when closed is 23" wide. Will it fit
Answer: Fans can be set to clear hot air from the room or bring in cool air separately which is a great feature
Question: Is it possible to mount it and leave the mesh screen in place? Or will I have to remove it to mount it on the window
Answer: I do believe you can use it either ways.
Question: Can you mount this fan vertically instead of horizonitally
Answer: No I don’t believe you can remove the grill to clean it
Question: I have had this fan for about 2 months and love it. But it stopped working the other day, looks to be the fan's fuse. Anyone else have this problem
Answer: It should I do not see any reason why it wouldn’t

Product features

Bionaire Twin Reversible Airflow Window Fan

With a remote control for convenient adjustment, this double window fan draws in fresh, cool air from the outside or exhausts stale, hot air from inside. It can also do both simultaneously, because each of the two fans can be set independently to draw in or exhaust out, allowing the unit to exchange inside and outside air. Operable either manually or automatically, with its programmable thermostat turning the fans off and on to maintain a selected temperature--the unit has three speeds, electronic controls, and an LCD screen showing the selected temperature and the room temperature. The twin fan is designed to fit double-hung, vertical-slider, and casement windows. Overall, the unit is 13 inches high, arrives fully assembled, and carries a five-year warranty against defects.

Programmable Digital LED Thermostat

Set your desired temperature level to the degree from 60-80 degrees and the fan will automatically turn off and on in response to the ambient room temperature. Also visible in the dark for nighttime use.

Water Resistant Motors

Water resistant motors are UL approved and safe to use when raining.

Remote Control

Remote control operation provides the ultimate in convenience, altering speed, manual/automatic operation, airflow direction, and temperature from up to 15 feet (4.5 meters) away. (2 AAA Batteries 1.5 volt required - not included).

BEYOND BREEZE 9" Twin Window Fan 2-Speed Reversible Airflow Blades, Expandable, Manual Controls (Min. 22.4" Max. 34.3")

BEYOND BREEZE

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  • 【2 SPEED SETTINGS】Our high velocity Twin reversible airflow window fan features 2 speed settings of low and high. Select your comfort speed level with ease.
  • 【REVERSIBLE AIRFLOW FUNCTION】9” Dual blade reversible window fan with independent electronically reversible motors,which allow you to intake fresh air, exhaust stale air, or air exchange.
  • 【EXPANDABLE SIDE PANELS】Our dual window fan will fit into any window easily with its built in dual expandable side panels that can expand an additional 6 inches on either side.
  • 【REMOVABLE & PORTABLE】This fan includes two removable legs so that it can also be used as a floor fan. The built-in handle makes this twin fan to be more convenient for carrying between the rooms.
  • 【DESIGNED FOR DOUBLE HUNG & SLIDER WINDOWS】 If your home or apartment has a double hung window, gliding window or sliding window, they make an ideal place for your new air circulator fan. With 9 “turbo blades,this powerful double fan is going to keep your home, dorm room or office chilled out during those hot summer days!

User questions & answers

Question: How tall is the box measurement on this fan? I only see width measurements
Answer: In many cases, it is necessary for the window screen to be removed, but this depends on your specific window type
Question: After a few months, how effectively is it working
Answer: Yes! That is correct! And this can be done using the remote.
Question: How do you lock the extension panels. They keep collapsing
Answer: The height is about 12 inches
Question: How do you lock the expandable sides
Answer: Yes, this is electronically reversible, which can be done with the remote, as opposed to manually reversible fan, that would require you to turn the actual fan.

Product features

BEYOND BREEZE Twin Window Fan

The 9 Inch BEYOND BREEZE Twin Window Fan is basic but not simple. With two speed settings, it could easily accommodate your cooling needs. It is compact,quiet, affordable and the glossy black finish will match any home style.

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