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Best Air Conditioners for Sliding Windows

Keep your cool this summer without making a hole in your wall

Positive feelings from past customers

  • The AC unit cools the room down FAST.

  • The remote control works flawlessly.

Negative feelings from past customers

  • Randomly refuses to cool

  • Somewhat more complicated to install than necessary

  • Outdated tech

  • The window plug is awful

The Koldfront CAC8000W is a 115V casement air conditioner with a dehumidifier. It has a cooling capacity of 8000 BTUs and can cover up to 350 square feet. It features an easy-to-install window kit, a digital thermostat, and a remote control. The unit also has a 24-hour timer, an auto restart function, and an energy-saving mode.


The Koldfront CAC8000W 8000 BTU 115V Casement Air Conditioner with Dehumidifier is an appliance designed to fit casement windows. It has a digital display, dehumidifier, sleep mode, 3 fan speeds, and remote control with 16ft range. The LCDI 5-15P plug type is energy efficient with an EER of 11.0. The installation hardware and weather seals are included.


Overall, the sentiment is positive, with 59% of users giving the app a five-star rating. However, 9% of users give it a one-star rating, indicating that some users are not happy with the app.


According to user reviews, the Koldfront CAC8000W 8000 BTU 115V Casement Air Conditioner with Dehumidifier and Remote Control is an excellent appliance that does a great job of cooling and dehumidifying a room. It is easy to install and operate, and the remote control is a nice feature. Some users have noted that the unit is a bit noisy, but overall it is a great air conditioner that is perfect for small spaces.

$559 AT AMAZON

Positive feelings from past customers

  • Good product

  • And a much larger room than the spec limitations.

  • Nice unit. Easy to install. Cools quickly and efficiently.

Negative feelings from past customers

  • The noise level isn't bad

  • The unit sometimes cycles on and off continuously

The Koldfront WAC8003WCO 8000 BTU 115V Window Air Conditioner with Dehumidifier is a great way to keep your home cool and comfortable during the hot summer months. This air conditioner features a powerful 8000 BTU cooling capacity, a digital display for easy temperature control, and a remote control for convenient operation. Additionally, the Koldfront WAC8003WCO includes a dehumidifier function to help reduce humidity levels in your home, making it the perfect solution for those who suffer from allergies or asthma.


The Koldfront WAC8003WCO 8000 BTU 115V Window Air Conditioner with Dehumidifier is a window air conditioner that has 8,000 BTUs of cooling power, making it ideal for rooms up to 350 square feet. It comes with a remote control and has four-way air directional louvers. There are three fan speeds, a sleep mode, a dry mode, and an energy saver mode. The unit is also equipped with a 24-hour timer and an LED filter alert. It is Energy Star rated and has a CEER of 12.0.


The vast majority of users who left a review rated the product 5 stars, with only 6% giving it 1 star.


According to user reviews, the Koldfront WAC8003WCO 8000 BTU 115V Window Air Conditioner with Dehumidifier and Remote Control 8,000 BTU is an excellent product that does an amazing job at cooling a space. It is also very quiet and has a remote control, making it very easy to use. Some users did note that the unit is a bit on the heavy side, making it difficult to install in some window types. Overall, this air conditioner is a great choice for anyone looking for an effective and easy-to-use unit.

$279 AT AMAZON

Positive feelings from past customers

  • The product cools down a small room quickly

  • The product is easy to install

  • The product is small and unassuming

  • The product has a remote control

  • The product is quieter than some other brands

Negative feelings from past customers

  • The window vent blocking plate situation

  • The unit is rather loud

  • The remote control does not have a back-lit screen

air conditioner into any room with a double-hung or sliding window. Attach the included hose (4 feet) & window adapter, & you’re ready to go! The BLACK+DECKER 8,000 BTU Portable Air Conditioner with Remote Control is a great way to keep your home cool and comfortable during the hot summer months. This air conditioner is easy to install and comes with a 4-foot hose and window adapter for quick and easy setup. The remote control allows you to easily adjust the temperature from anywhere in the room.


The BLACK+DECKER 8,000 BTU Portable Air Conditioner with Remote Control is a powerful and quiet air conditioner that is perfect for small rooms. It is simple to install and easy to use, with a top-mounted LED display and 24-hour timer. The unit has three modes - cool, fan, and dehumidify - and comes with a 4' 11" hose and window adapter.


The user review sentiment is overwhelmingly positive, with 67% of reviewers giving the product a five-star rating. Only 7% of reviewers gave the product a one-star rating.


According to user reviews, the BLACK+DECKER 8,000 BTU Portable Air Conditioner with Remote Control is an affordable and effective way to cool a small space. It is easy to set up and use, and the remote control is a convenient feature. Some users have found that the air conditioner does not cool a room as quickly as they would like, but overall it is a good product for the price.

$309.97 AT AMAZON

Positive feelings from past customers

  • The product is easy to assemble and use

  • The product is adjustable

  • The product successfully switched out the old fitting

Negative feelings from past customers

  • It's flimsy and shows a lot of gaps

  • It's not sturdy

  • It's terrible and not as advertized

Portable air conditioners are a great way to keep your home cool and comfortable during the hot summer months. The NWESTUN Portable Air Conditioner Sliding Door Vent Kit is a great way to keep your portable air conditioner in place and to prevent it from sliding around. The kit includes two door vents and two adjustable straps. The door vents fit most standard doors and the straps adjust to fit most portable air conditioners. The NWESTUN Portable Air Conditioner Sliding Door Vent Kit is a great way to keep your portable air conditioner in place and to prevent it from sliding around.


This NWESTUN Portable Air Conditioner Sliding Door Vent Kit is made of high quality, heavy-duty PVC material that is anti-extrusion and anti-aging. It is easy to install and can be used on doors with a length of 17 inches to 90 inches, or windows with a length of 17 inches to 61 inches. The package includes 3 outer plates, 3 inner plates, 1 exhaust hose adapter, 2 sealing tape, 6 butterfly screws, 1 bird guard, and 1 user manual. There is a 100% satisfaction guarantee with this product.


The sentiment of user reviews is generally positive, with 59% of users giving the app a 5 star rating. However, 10% of users give the app a 1 star rating, indicating that there is room for improvement.


According to user reviews, this product is an essential accessory for those with portable air conditioners. The NWESTUN Portable Air Conditioner Sliding Door Vent Kit allows for the venting of portable air conditioners through sliding doors, with a maximum length of 90 inches. The vent kit is adjustable, and includes a 5.1-inch diameter exhaust hose.

$36.99 AT AMAZON

Positive feelings from past customers

  • The product is easy to install

  • The product is quiet

  • The product has a dehumidifier setting

  • The product is good for small bedrooms

  • The product is designed for window installation

The Frigidaire 8,000 BTU window air conditioner is a great choice for cooling your home. With three different fan speeds and Effortless™ Temperature Control, you can keep your room cool and comfortable at all times. The easy-to-clean washable filter captures dust from the air and keeps your air conditioner working efficiently. Plus, the Frigidaire 8,000 BTU window air conditioner is compatible with our mounting bracket (B0872ZJCB9) and side panel (B0872Y4MCL).


Frigidaire's 8,000 BTU window-mounted slider/casement air conditioner is perfect for cooling a room up to 350 square feet. Multi-speed fan features three different fan speeds for more cooling flexibility. Sleep mode gradually increases room temperature over the evening. Programmable 24-hour on/off timer customizes times to fit your schedule for immediate comfort when you get home. The unit maintain the preset room temperature, so you will remain comfortable at all times. Remote control allows you to precisely control the temperature and fan speed from across the room. Easy-to-clean washable filter captures dust from the air and keep your dehumidifier working efficiently. With the Adjustable Side Panels, the side panels will extend to best fit your window.


The sentiment among users is generally positive, with 72% of ratings being five stars. However, there is a significant minority of users who are unhappy with the product, with 6% of ratings being one star.


According to user reviews, the Frigidaire FFRS0822SE Window-Mounted Slider Casement Air Conditioner is an affordable and effective air conditioner unit. It is easy to install and has a variety of features, including a multi-speed fan, sleep mode, and programmable timer. The air conditioner also has an easy-to-clean washable filter.

$547.36 AT AMAZON

Positive feelings from past customers

  • It is easy to install

  • The unit cools the room quite nicely

  • The delivery was smooth

  • The AC blows a lot of cold air

  • The dehumidifier mode is built-in

Negative feelings from past customers

  • The thermostat only goes down to 62

The Koldfront WAC12001W is a 12,000 BTU window air conditioner that can heat and cool your space. It has three different fan speeds for cooling and two for heating. You can also set it to auto, so it will automatically switch between the two modes based on the temperature. This unit is also Energy Star certified, so you can be sure that it is energy efficient.


The Koldfront WAC12001W 12,000 BTU 208/230V Heat/Cool Window Air Conditioner is a 4-in-1 unit that can function as an air conditioner, heater, fan, or dehumidifier. With a cooling capacity of 12,000 BTUs, it is perfect for rooms up to 550 square feet. The unit comes with a remote control, installation hardware, and weather seals. It also has 4-way air directional louvers, an energy saver mode, and a EER of 10.9. This window air conditioner does not require a wall sleeve and has a window width of 26 7/8" to 36". The minimum window height is 16".


The vast majority of users who have rated this product give it a five-star rating, while only 7% give it a one-star rating. This indicates that overall users are very satisfied with the product.


According to user reviews, the Koldfront WAC12001W 12,000 BTU 208/230V Heat/Cool Window Air Conditioner is a great investment for those who want an affordable and reliable air conditioner. The unit is easy to install and comes with clear instructions. It cools quickly and efficiently, and is also very quiet. Some users have noted that the remote control is not very intuitive, but overall this product is highly rated and recommended.

$599 AT AMAZON

Positive feelings from past customers

  • It works well and the noise level isn't bad.

  • The machine is COLD.

  • It cools quickly and efficiently.

Negative feelings from past customers

  • The noise level isn't bad

The Koldfront WAC8003WCO 8000 BTU 115V Window Air Conditioner with Dehumidifier is a great way to keep your home cool and comfortable during the hot summer months. This air conditioner features 8000 BTUs of cooling power, making it ideal for small rooms up to 350 square feet. Additionally, the unit includes a dehumidifier function that can remove up to 3.5 pints of moisture from the air per hour. The Koldfront WAC8003WCO also features three fan speeds, a 24-hour timer, and a remote control for added convenience.


The Koldfront WAC8003WCO 8000 BTU 115V Window Air Conditioner with Dehumidifier is a window air conditioner that has a 8,000 BTU cooling capacity and can cool a room size of up to 350 sq ft. It has a temperature range of 62° - 86° F and comes with a remote control. It also has an auto function, sleep mode, dry mode, and energy saver mode. The window air conditioner is also Energy Star rated and has a CEER of 12.0. The dimensions of the window air conditioner are 13.3H x 18.5W x 15.75D.


The vast majority of users who have rated the product give it high marks, with 72% giving it 5 stars. A small minority of 6% give it 1 star.


According to user reviews, the Koldfront WAC8003WCO 8000 BTU 115V Window Air Conditioner with Dehumidifier and Remote Control is a great product that does an excellent job of cooling and dehumidifying a room. It is very easy to install and comes with a remote control for convenience. It is also very quiet compared to other window air conditioners on the market. Overall, users are very satisfied with the performance of this product and would recommend it to others.

$279 AT AMAZON

Positive feelings from past customers

  • The unit is well-built and sturdy

  • The unit comes with instructions that are actually readable

  • The unit cools quickly and efficiently

  • The unit can be controlled with Alexa voice commands

  • The unit has a remote control

Negative feelings from past customers

  • Product is noisy

  • Water build-up in the bottom casing

  • Lack of proper drain hole for water

Air Conditioners The hOmeLabs 6,000 BTU Window Air Conditioner with Smart Control is a powerful and efficient air conditioner that can cool a room up to 260 square feet. It has three different fan speeds and an energy-saving mode to help you save on your energy bill. The smart control feature allows you to control the air conditioner with your smartphone. The unit is also very quiet, making it perfect for use in a bedroom or office.


The hOmeLabs 6,000 BTU Window Air Conditioner with Smart Control is a WiFi enabled air conditioner that allows you to conveniently control cooling via the hOmelabs app. With dimensions of L 18.54 × D 15.55 × H 13.40 in, this 500 W AC unit can cool any room or space up to 250 sq ft. The air conditioner is also Energy Star certified and CEC, DOE, and CSA certified.


The vast majority of users who have rated this product give it high marks, with only a small percentage giving it poor reviews.


According to user reviews, the hOmeLabs 6,000 BTU Window Air Conditioner is a great AC unit that is low noise, has an eco mode, LED control panel, remote control, and 24 hr timer. It is easy to install and cools a room quickly and efficiently. Many users note that it is especially quiet compared to other window AC units, making it a great choice for bedrooms or other rooms where noise levels are a concern. Some users did find that the unit did not cool their room as much as expected, but overall this air conditioner is a great option for anyone in the market for a new window AC unit.

$249.97 AT AMAZON

Positive feelings from past customers

  • Energy efficiency

  • Low noise level

  • Remote control

  • Easy to install

Air Conditioners The hOmeLabs 10,000 BTU Window Air Conditioner is a great choice for those looking for an energy-efficient option. This unit is certified by Energy Star, meaning it meets strict energy efficiency guidelines set by the US Environmental Protection Agency. Additionally, this air conditioner features three different fan speeds and a 24-hour timer, so you can customize your cooling experience.


The hOmeLabs 10,000 BTU window AC is a powerful indoor air conditioner packed with multiple cooling functions: from cool, dry, fan, ECO to sleep mode. You can turn the power on and off, adjust the temperature, set a timer to automatically turn itself off or set select modes using the digital control panel. You can also operate this indoor air conditioner with just simple click using the full-featured easy-to-use remote control making it easier for you to control the appliance anywhere you are in the room. This 115V/60Hz Energy Star Certified AC with 826 watts boasts energy-saving features such as 24-Hour Timer, Sleep Mode and ECO mode. This room air conditioner is also equipped with a reusable slide-out air filter that can be easily washed with warm water and dish soap. Please make sure the filter is dry thoroughly before reinstalling. Our indoor ac unit is made with a low noise technology from 54 - 59 dB. This air conditioner with 21.5 x 19.76 x 15.16 inches measurement and 5.9 ft power cord can be installed easily without significant modification to your existing window frame. The package comes complete with mounting accessories that you’ll need for installing your newly purchased window ac. It is designed to fit in a standard double-hung window with a window width between 26” and 36” and must allow a minimum 16” of vertical clearance. See the manual for complete installation details.


The sentiment is overwhelmingly positive, with 74% of users giving the product 5 stars. 7% of users give it 1 star.


According to user reviews, the hOmeLabs 10,000 BTU Window Air Conditioner is an energy-efficient and easy-to-use AC unit that is ideal for cooling rooms up to 450 square feet. It features a digital thermostat and remote control for easy temperature adjustment, as well as a variety of other user-friendly features.

$249.99 AT AMAZON

Positive feelings from past customers

  • Cools quickly

  • Fairly quietly

  • Auto setting is nice

Negative feelings from past customers

  • May need to reverse the top mounting bar

  • The noise level

The Emerson Quiet Kool 10,000 BTU window air conditioner is a great way to stay cool and comfortable. With remote control, electronic controls with 3 speeds, flexible cooling options, and a 24-hour on/off timer, this air conditioner is perfect for any room from 350 to 450 square feet. You'll also appreciate the low voltage startup to conserve energy and save money, as well as the convenient auto restart in case of a power failure. With our 1-2-5 years warranty, you can be confident in your purchase.


The Emerson Quiet Kool 10,000 BTU 115V Window Air Conditioner with is a great way to cool a medium sized room. At 52dB, it is among the quietest in the industry, making it ideal for bedrooms and other medium sized rooms. The energy star efficiency saves you money on your electric bill (12.1 EER). The integrated 24-hour timer can be set via on-board controls or remote control. Intelligent sleep mode takes it one step further by slowly adjusting the temperature and fan speed to keep you comfortable overnight while saving you energy and money. The Emerson Quiet Kool Wi-fi enabled air conditioner comes with an industry-exclusive 1-2-5 warranty that covers 1 year of labor, 2 years of parts, and 5 years on the compressor. Buy and use with confidence. The two air exhaust vents (instead of one) combine with three fan speeds to give you 8-way flexibility to direct the flow of cold air where you want it when you want it.


The sentiment from user reviews of this product seems to be positive, with 67% of users giving it a 5-star rating. However, 5% of users did give it a 1-star rating, so there is some negative sentiment as well.


According to user reviews, the Emerson Quiet Kool 10,000 BTU 115V Window Air Conditioner is a great product that does an excellent job of cooling rooms up to 450 square feet. It is very quiet, has a timer, and three speed settings. Additionally, it has an auto-restart feature and comes with a remote control.

$399.99 AT AMAZON

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