The 5 Best Window Fan inserts (2023 reviews)

The bionaire window fan insert is long-lasting, rigid and fits well with your regular usage like a dream. This fan really moves the air in without being too noisy. It is designed to produce a decent flow of air. The slots that hold the wiring harnesses are open and just hold the wires in place with friction, so the wires can come out. It can make the air flow in-out and/or out/in. The remote is great so you can control from bed.

This fan works very efficiently, has a convenient remote control and gets the job done. Since it has a thermostat it can be set to auto and it will go on and off as needed. It's quiet, easy to install and operate.

Why We Like This:

Works very well as an exhaust fan
Efficient at cooling and the exhaust features are great
Great for the window in the bedroom in the summer

Best For small room: Vornado Window Fan insert

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Vornado has been making great insert for years, thanks to a combination of clever design and appropriate materials. This fan has many good features, like the long cord with a regular plug, it’s easy to install, closes the fan blades when its off, and it’s cool to see them opening when it turns on. They fit into the window with the front of the expansion block fitting over the inner ledge of the window floor. It provides additional convenience and it is built to meet U.S. voltage requirements.

The durable, weather-resistant case blends seamlessly into the space, and the slim design preserves the view out your window. It smells, and keeps the air moving smoothly. It’s also fairly quiet and provides a nice continuous fan. The air flows fast, cool and constant to create a cooling experience unlike any other. It is great for cooling air in the summer.

Why We Like This:

Very attractive design and easy to use controls
Attractive and quiet with handy remote
Controls undesirable noxious exhaust, cooking, smoke etc from your home or your neighbor
There’s no issues, no weird noise, no nothing

Best For bringing Air: Holmes Window Fan insert

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The holmes window fan insert gives the top-tier insert a run for their money by offering flagship specs at a much more affordable price. This product has an intake and exhaust setting that allows air to flow in two directions with the right selection. It is great for keeping a hot garage cooler. It's a dual blade, there are 2 switches to change the direction of air flow,both either blow in or blow out, or 1 can blow in and one can blow out at the same time out. The automatic thermostat turns the fan off and on depending on the room temperature. The settings are easy, setup is easy, and it does a great job at moving air.

The mechanism to secure the accordion-fold side shield works smoothly and it is possible to install the fan without pinching one's fingers. You can use it with the screen in your window still in place, so it's very easy to mount.

Why We Like This:

Good air control, quiet, and easy to install
Works great on intake and exhaust
Relatively quiet and improves air flow
Good window fit, noise level to much for a small room

Best For narrow Window: sharper Image Window Fan insert

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The sharper image window fan insert gives the top-tier insert a run for their money by offering flagship specs at a much more affordable price. This window fan is great to air out a room and expelling stale air. It comes with three different sizes of molded foam end pieces that you can slide into the ends of the window fan to fit various widths of windows. It is great to exhaust the fumes or cool the kitchen down. The Profile comes with a modular block system to fill in the open spaces.

This fan is reversible and not only lets air in, but can also exhaust air out. It does not power back on without pushing the power button on the fan. The fan is a slim design, and it will be easy to pack and travel with. It is easy to use and switching from intake to exhaust is a great feature in a kitchen without other venting.

Why We Like This:

Low profile at only 8-inches tall, and a sleek look
Great for cooling down the room
Delivers what they promise

Best With timer: sharper Image Window Fan

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Next on the list, we've got yet another insert that manages to win our hearts. It's the sharper image window fan and it's widely considered as insert that has the most suitable features. This fan is easy to install and is very quiet. It has three fan settings that are all quiet. The reverse airflow means it can help to dry out the space during times of high humidity and also provides some cooling when its hot. It is great for light exhaust fan when you need one without putting a hole in the wall. The wind will make this fan blow the turbine opposite the direction it is moving. It's quiet and you can have it suck in or blow out air. The Exhaust works great and keeps the room smell free. It is easy to install and run in about 10 minutes.

Why We Like This: