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Best Ac For Sliding Windows (2024 Update)

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If you're looking for an air conditioner that fits seamlessly into your sliding window, there are several factors that you need to consider before making a purchase. One of the most important things to keep in mind is the room size. You'll need an air conditioner that is powerful enough to cool the entire space. It's also important to check the power requirements and ensure that your sliding window can accommodate the size of the unit.

Another factor to consider before making a purchase is the energy efficiency of the air conditioner. An AC unit with a higher SEER rating will provide better energy efficiency, which can help reduce your energy bills while still keeping you cool. You may also want to consider other features like noise levels, filtration system, and ease of installation.

If you're unsure about which air conditioner to choose for your sliding window, here are some questions to consider that can help you make an informed decision. Do you have a preferred brand? What is your budget for the unit? What size is your sliding window and how much space do you need to cool? Do you need any additional features like a remote control or programmable thermostat? Answering these questions can help you narrow down your options and find the best AC for your sliding windows.

10 Best Ac For Sliding Windows

# Product Image Product Name Product Notes Check Price
1
The product is ideal for sealing casement windows and preventing air escape when using portable air conditioners.
2
Ideal for cooling and dehumidifying single rooms with casement or sliding windows in residential or office settings.
3
Ideal for cooling and dehumidifying small to medium sized rooms up to 450 square feet.
4
The product is ideal for cooling small rooms or areas up to 350 square feet.
5
The window air conditioner is ideal for cooling a room with a slider or casement window using a remote control.
6
This product is ideal for sealing and venting exhaust hoses from vertical air conditioning units with 5 inch diameter ducting.
7
The product is ideal for securing and stabilizing window air conditioners.
8
This product is ideal for sliding windows and works exclusively with a particular brand of air conditioner.
9
It is ideal for supporting light duty window air conditioners weighing up to 85 lbs.
10
This product is ideal for sealing windows and preventing air exchange when using portable air conditioners or tumble dryers.
The product is ideal for sealing casement windows and preventing air escape when using portable air conditioners.
Ideal for cooling and dehumidifying single rooms with casement or sliding windows in residential or office settings.
Ideal for cooling and dehumidifying small to medium sized rooms up to 450 square feet.
The product is ideal for cooling small rooms or areas up to 350 square feet.
The window air conditioner is ideal for cooling a room with a slider or casement window using a remote control.
This product is ideal for sealing and venting exhaust hoses from vertical air conditioning units with 5 inch diameter ducting.
The product is ideal for securing and stabilizing window air conditioners.
This product is ideal for sliding windows and works exclusively with a particular brand of air conditioner.
It is ideal for supporting light duty window air conditioners weighing up to 85 lbs.
This product is ideal for sealing windows and preventing air exchange when using portable air conditioners or tumble dryers.

1. Sealmax Ac Window Zip Seal Kit

Introducing the Window Seal for Portable Air-Conditioners Kit – an effective solution to maximize the cooling efficiency of your air-conditioner. Keep the hot air out and enjoy a refreshing and comfortable room all summer long.

With a maximum perimeter of 158 inches, this window seal tightly locks the hose from your air-conditioner between the window and window frame. The seal creates a barrier around your open window and zips around your portable air conditioner exhaust hose. This effectively diffuses the hot air out of the window, preventing the hot summer air from entering your room. As a result, your air-conditioner becomes much more efficient and cools your room quicker and cheaper.

Not only does it improve the cooling efficiency of your air-conditioner, but it also keeps insects outside. Say goodbye to pesky flies and mosquitos that can ruin your indoor experience in the summer.

Worried about installation? No need to fret! The window seal comes with easy step-by-step instructions and pictures. All the necessary components for installation are included in the package, so you don't need to purchase any expensive installation kits or tools. It is best used on casement windows with a maximum perimeter of 158 inches.

Invest in the Window Seal for Portable Air-Conditioners Kit and enjoy a more efficient and comfortable indoor experience during the hot summer months.

2. Koldfront Cac10000w 10000 Btu 115v Casement Air Conditioner With Dehumidifier And Remote Control

Introducing a 10000 BTU vertical window air conditioner, engineered to cool spaces ranging from 400 to 450 square feet. Please be aware that this product is not approved by the California Energy Commission (CEC) for sale in California and will not be shipped there.

This air conditioner is designed specifically to fit casement windows that slide from left to right and will not fit windows that slide up and down. It can fit windows with a width of 15-1/2" to 16-1/4" and a minimum height of 20-5/16" and a maximum height of 39-7/16". If the window panel retainer is used, the minimum height required is 21-1/4".

The air conditioner features a digital display, dehumidifier, sleep mode, and three fan speeds to cater to your cooling needs. It also comes with a remote control that has a range of 16ft, allowing you to adjust the settings without leaving the comfort of your seat. The Nema 5-15P plug type ensures easy installation.

With a CFM of 324, 294, and 265, this air conditioner can effectively cool your space, keeping it comfortable even during the hottest days. It boasts an Energy Efficiency Ratio (EER) of 10.4 in energy saver mode, making it an energy-efficient option for your home.

3. Casement Air Conditioner With Dehumidifier – 10,000 Btu

The Keystone air conditioner is a convenient and reliable cooling solution for various living spaces such as apartments, bedrooms, living rooms, home offices, or attics. With its 8,000 BTU rating, it is best used in a room up to 450 square feet and can fit standard sliding and casement windows.

This air conditioner provides maximum comfort with its 3 cooling modes, 3 fan speeds, and 4-way adjustable air louvers. Additionally, it has a programmable timer and an efficient built-in dehumidification system that removes 0.9 pints of moisture from the air every hour.

For optimal comfort, the 4-way air direction control allows you to direct the air where you need it most. The Keystone air conditioner is also energy-efficient with its Energy Star certification and 'Energy Saver' or 'Sleep' modes. These features automatically program the unit to use less energy while providing the same amount of comfort, giving your electric bill a break.

Installation is made easy with the removable chassis, which allows for installation in either a window or through an exterior wall. An adjustable window kit is included for convenient installation, and the minimum window height required is 21.3 inches. The minimum to maximum window width range is 15.5 to 16.3 inches.

4. Frigidaire Ffrs0822se Window Air Conditioner, 8000 Btu, White

Introducing the Multi-Speed Air Conditioner, an innovative cooling solution that offers a range of features to suit your needs. This air conditioner boasts three different fan speeds, which allow you to customize the cooling experience to your preference, providing greater flexibility and comfort.

With the added benefit of Sleep Mode, you can enjoy maximum comfort throughout the evening while saving energy. The feature gradually increases the temperature a few degrees over the evening, ensuring that you are comfortable throughout the night.

The Programmable 24-Hour On/Off Timer is another feature that sets this air conditioner apart from the rest. It allows you to customize times to fit your schedule, ensuring you have immediate comfort when you get home. The built-in timer also allows you to preset the unit to turn on and off in half-hour increments.

Effortless Temperature Control is another feature that makes this air conditioner stand out from the crowd. The air conditioner maintains the preset room temperature, ensuring that you remain comfortable at all times.

The Remote Control feature allows you to precisely control the temperature and fan speed from across the room, giving you the freedom to adjust the settings without having to move from your comfort zone.

The Easy-to-Clean Washable Filter is another feature that makes this air conditioner an excellent choice for your home. It captures dust from the air and keeps your dehumidifier working efficiently. The filter is easy to clean, ensuring that you can keep your air conditioner running smoothly for longer.

This air conditioner also boasts a SpaceWise Adjustable Design, which includes optional side panels. With the Adjustable Side Panels, the side panels extend to best fit your window, ensuring that you can install the air conditioner with ease.

The Multi-Speed Air Conditioner comes with an extra-long three-prong cord that makes extension cords unnecessary. It is also compatible with our mounting bracket (B0872ZJCB9) and side panel (B0872Y4MCL), which are sold separately, providing you with greater flexibility and convenience.

5. 10k Frigidaire Casement Air Conditioner

Introducing the specially designed air conditioning unit, perfect for casement-window or sliding-window installation. The package comes with an installation kit and is not suitable for standard-window installation. With the 10,000 BTU capacity, this air conditioner can cool a room up to 450 sq. ft. The dehumidification feature can remove up to 3.4 pints of moisture per hour, ensuring comfort even on humid days.

The unit is equipped with multi-speed electronic controls, allowing for customized cooling. The 24-hour on/off timer ensures that the air conditioner operates according to your schedule. With the full-function remote control, you can easily adjust the settings from the comfort of your seat.

This air conditioner offers a range of modes for your convenience. The Auto cool mode adjusts the fan speed and temperature according to the room's temperature, ensuring optimal comfort. The Energy Saver mode conserves energy by shutting off the fan and compressor when the room is cool enough. The Sleep mode gradually increases the temperature, ensuring a comfortable sleeping environment. The 4-way air direction feature ensures that cool air is evenly distributed throughout the room.

The washable mesh filter is easy to clean and maintain. The check filter alert reminds you to clean the filter, ensuring that the air conditioner operates efficiently.

The unit boasts an impressive Energy Efficiency Ratio (EER) of 10.4, ensuring energy efficiency and cost savings. The minimum window height for installation is 21.5 inches, with a maximum of 40 inches. The minimum window width required is 15.5 inches.

6. Ventmaster Window Ac Kit – Universal & Adjustable

Looking for a durable and efficient window seal kit that can help you improve the energy efficiency of your portable air conditioner? Look no further than this high-quality product made of durable PVC material.

This window seal kit is designed with a universal design that fits all types of sliding windows, both vertically and horizontally. It is suitable for use with all portable air conditioners that have 5" diameter exhaust hoses.

One of the key features of this window seal kit is its adjustable length. The kit consists of three plates that can be freely stretched and adjusted to fit the needs of different window heights. The adjustable range is from 16.5 inches to 47 inches, giving you plenty of flexibility to customize the kit to fit your specific needs.

In addition to its adjustable length, this window seal kit is also designed to be energy-saving. By effectively sealing the gap between your window and your air conditioner, it can help to keep your indoor temperature comfortable and cool, while also reducing energy consumption.

Installation of this window seal kit is quick and easy, with no complicated tools or equipment required. Simply slot the plate panels together and slide them to the desired length, then lock them in place with screws.

7. A/c Safe Ac-702 Window Air Conditioner Security And Stability Pack, Neutral

Looking for a reliable and sturdy solution to secure your window air conditioners? Look no further than these 2 sliding window locks!

Made from high-quality steel, these locks are designed to provide you with the utmost security and peace of mind. Whether you're looking to prevent burglars from breaking in or simply want to keep your unit safe, these locks are the perfect solution.

Installation is quick and easy, with no tools required. Simply slide the locks into place and release them when needed. And thanks to their powder-coated finish, they're resistant to weather and other environmental factors, ensuring they'll last for years to come.

So why wait? Invest in these sliding window locks today and enjoy the comfort and security of your window air conditioner with confidence!

8. Soleus Air Sliding Window Kit – Easy Installation!

The Soleus Air Exclusive Hybrid "Saddle" Air Conditioner is a fantastic way to keep your home cool and comfortable, but finding an air conditioner window seal kit that will accommodate it can be a challenge. Fortunately, the Hybrid air conditioner window seal kit for horizontal sliding windows is here to help!

This kit is adjustable and can be customized to fit most horizontal gliding window sizes. It fits horizontal sliding windows (both single and double hung windows) from a minimum height of 28.5 inches to a max height of 48 inches. Simply lock the strong aluminum frame in place with the tightening of the screws, and you're ready to go!

One of the best things about this kit is how easy it is to install. There's no need for drilling or a difficult installation process – just measure the height of your window with the Hybrid AC installed, attach the two panels with the four screws to the desired height, install the foam insulation around all four edges, place the panels in the window, and enjoy your view outside!

Speaking of that view, with the Horizontal sliding window kit you can always enjoy it or enjoy the natural light through the high quality plexiglass while still maintaining the high efficiency of the Hybrid AC unit. And best of all, everything you need for installation comes in the box as the full kit. No need for extra tools or equipment – it's ready for immediate installation.

Finally, the kit includes high quality insulation that will wrap around the full window kit for a tight seal, enhancing energy efficiency. This means an even more comfortable home and lower energy bills.

9. Jeacent Ac Window Air Conditioner Support Bracket Light Duty, Up To 85 Lbs

This product is designed to make window unit installation a breeze. With its universal design, it can adapt to most window units as long as the window meets the product's requirements. The installation process for this product is quick and easy. There is no need for exterior work, just drill into the window sill.

This product also relieves the stress on the window by transferring the weight from the window sill and sash to the support and window frame, ensuring safety and preventing damage. It can fit wall thicknesses from 2" to 11" and comes with an exclusive built-in bubble level to ensure correct mounting slope position.

All the necessary hardware is included with the product, and it is made with all-weather construction, ensuring durability and longevity. Additionally, this product has a US Patent Pending, and all rights are reserved.

10. Airguard: Universal Window Seal For Portable Ac & Dryer

Introducing the HOOMEE Window Seal, an innovative solution to the age-old problem of warm air circulating back into your room through the hose of your portable air conditioner. This window seal locks the hose between the window frame and the window itself, creating a “closed environment” that prevents warm air from entering your room.

Not only does the HOOMEE Window Seal keep your room cool for longer, it also increases the cooling performance of your air conditioner. By sealing around your open window and blocking the return flow of warm air, your mobile air conditioning unit can be more efficient and cool your room in less time.

HOOMEE also cares about the environment. By preventing warm air from circulating in your room, the window seal contributes to reducing energy consumption and lowering carbon dioxide emissions, which are particularly high in summer due to the massive use of air conditioning. This means that you can enjoy a cooler environment while saving money on your electrical bills.

The HOOMEE Window Seal is incredibly easy to install, with no need for drilling holes, window kits, adapters for your hose or additional tools. Everything you need comes with your HOOMEE Window Seal! Simply apply the adhesive hook tape to the inside of your window frame and to the window itself. Attach the window seal to the hook tape, open the zip on the window seal and place your air conditioner hose out of the window. Finally, close the zip tightly around the hose. It’s as simple as that!

The HOOMEE Window Seal is universal and suitable for all portable air conditioners and tumble dryers, regardless of manufacturer. Whether for windows that open to the left or right, bottom hung windows or skylights, the HOOMEE Window Seal will do the job. It fits windows with a maximum perimeter of 560 CM, so you can be sure it will fit your window.

Best Ac For Sliding Windows FAQs

Are there any additional accessories needed for ACs for sliding windows?

Yes, there are additional accessories that you may need for ACs for sliding windows. One of the most important accessories is a window sealing kit. This kit consists of foam strips that fit into the gaps between the window and the AC unit, providing a tight seal that keeps the cool air inside and prevents hot air from entering the room. Another accessory that you may need is a support bracket. This bracket helps to secure the AC unit in place and prevent it from falling out of the window. Some ACs for sliding windows also come with a window panel kit, which allows you to install the AC unit without having to remove the entire window. It is important to check the manufacturer's instructions for your specific AC unit to determine what additional accessories may be needed for proper installation.

How does the brand affect the quality of ACs for sliding windows?

The brand of an air conditioning unit can have a significant impact on its quality, including those designed for sliding windows. Reputable brands often prioritize research and development, quality materials, and rigorous testing to ensure their products perform well and last longer. They may also have a dedicated customer service team to help with any issues that arise.

On the other hand, lesser-known brands may cut corners in order to offer cheaper prices, resulting in units that may not perform as well or break down more easily. These brands may also be more difficult to get in touch with or offer limited warranties and customer support.

When choosing an AC for sliding windows, it's important to research and compare brands to find one that has a good reputation for quality and customer service. Reading reviews and asking for recommendations from trusted sources can also be helpful in making an informed decision. Ultimately, investing in a well-known and respected brand may require a higher upfront cost, but it can pay off in the long run with better performance and durability.

How does the size of the room affect the choice of AC for sliding windows?

The size of the room plays a crucial role in determining the type of AC required for sliding windows. The first thing to consider is the BTU (British Thermal Units) of the AC unit, which indicates the cooling capacity of the system. For a small room, a unit with a lower BTU rating is sufficient, while a larger room requires an AC unit with a higher BTU rating.

Another factor to consider is the configuration of the sliding windows. If the sliding windows are located at opposite ends of the room, a unit with a higher BTU rating may be required to ensure effective cooling. However, if the sliding windows are close to each other, a unit with a lower BTU rating may suffice.

It is also important to consider the insulation of the room. A well-insulated room requires a smaller AC unit than a poorly insulated room, as the insulation helps to retain the cool air. Additionally, it is recommended to choose an energy-efficient AC unit that can save on electricity bills in the long run.

Overall, the size of the room and the configuration of the sliding windows are important considerations when selecting an AC unit for sliding windows. It is advisable to consult with an HVAC professional to determine the appropriate AC size and type for your specific needs.

What are the best types of air conditioners for sliding windows?

When it comes to air conditioners for sliding windows, there are a few different options to consider. One popular choice is a sliding window air conditioner, which is designed specifically for this type of window. These air conditioners are typically smaller in size and can be easily installed in the window frame without the need for additional support.

Another option is a portable air conditioner, which can be moved from room to room as needed. These units typically come with a window kit that allows them to be installed in sliding windows.

It's important to consider the size of the room you need to cool when choosing an air conditioner. You'll want to choose a unit that has sufficient cooling capacity to keep the room comfortable. Additionally, you'll want to consider factors such as energy efficiency, noise level, and ease of use when making your selection.

Ultimately, the best type of air conditioner for your sliding window will depend on your specific needs and preferences. It's always a good idea to do some research and read reviews from other customers before making a purchase.

What are the energy-efficient options for ACs for sliding windows?

There are various energy-efficient options available for ACs for sliding windows. One of the popular options is the window AC with a high Energy Efficiency Ratio (EER). EER is a measure of how efficiently an AC can cool a room based on the amount of electricity it consumes. The higher the EER, the more energy-efficient the AC is. Another option is the split AC, which has an outdoor unit that can be placed on a wall or a rooftop. Split ACs are more energy-efficient than window ACs as they do not have to work as hard to cool the room.

Additionally, there are inverter ACs that adjust their cooling capacity depending on the room temperature, which makes them more energy-efficient. Another option is the use of smart AC controllers, which allow you to control and monitor your AC from your smartphone, ensuring that you only use it when needed.

It is also important to ensure that the AC is properly installed and maintained to ensure energy efficiency. Proper insulation, regular cleaning of filters, and annual maintenance can go a long way in reducing energy consumption and increasing the lifespan of the AC.

What are the features to consider when choosing an AC for sliding windows?

Choosing the right air conditioner for sliding windows can be a daunting task, especially if you are not familiar with the features to look for. Here are some important features to consider when choosing an AC for sliding windows:

1. Size: It is essential to measure the size of the sliding window before purchasing an AC. The size of the AC should match the size of the window to ensure proper fitting.

2. Cooling Capacity: The cooling capacity of an AC is measured in BTUs (British Thermal Units). The higher the BTU, the more cooling power the AC has. It is important to choose an AC with the right BTU rating for the size of your room.

3. Energy Efficiency: Energy efficiency is an essential factor when choosing an AC. Look for an AC with a high EER (Energy Efficiency Ratio) rating, which means it is more efficient and will save you money on energy bills.

4. Noise Level: The noise level of an AC is measured in decibels (dB). Look for an AC with a low noise level, especially if you plan to use it in a bedroom or any quiet space.

5. Installation: Choose an AC that is easy to install and fits well in your sliding window. Some AC units require additional support brackets, while others do not.

By considering these features, you can choose an AC that will fit your needs and budget while keeping your space cool and comfortable.

What are the installation requirements for ACs for sliding windows?

The installation requirements for ACs for sliding windows can vary depending on the type of AC unit and the size of the window. However, there are some general guidelines that can help ensure a successful installation.

Firstly, it is important to measure the size of the window accurately to ensure that the AC unit will fit properly. The AC unit should be slightly smaller than the window opening to allow for proper ventilation and to prevent air leaks.

Secondly, the window frame should be strong enough to support the weight of the AC unit. If the window frame is weak or damaged, it may need to be reinforced or replaced before installation.

Thirdly, the AC unit should be securely mounted to the window frame using brackets or other hardware. This will prevent the unit from shifting or falling out of the window.

Finally, proper electrical wiring and drainage must be installed to ensure safe and efficient operation of the AC unit. It is recommended to hire a licensed professional to handle the installation process to ensure that all requirements are met and the unit is installed safely.

What are the noise levels of ACs for sliding windows?

The noise levels of ACs for sliding windows can vary depending on the quality and brand of the air conditioner. Generally, ACs for sliding windows tend to be noisier than other types of air conditioners due to the design of the unit and the installation process. However, many modern AC models come with noise-reduction technologies that can help to minimize the noise level.

The noise level of an AC for sliding windows is usually measured in decibels (dB). The average noise level of an AC for sliding windows can range from 50 dB to 70 dB, with some models reaching up to 80 dB. It's important to note that the noise level can also vary depending on the cooling capacity of the unit. A higher cooling capacity may result in a higher noise level.

To ensure that you choose an AC for sliding windows with a reasonable noise level, it's recommended that you do some research and read product reviews before making a purchase. This can help you to find a model that meets your cooling needs while also providing a comfortable noise level for your home or office.

What is the price range of the best ACs for sliding windows?

The price range of the best ACs for sliding windows can vary depending on the brand, features, and size of the unit. Generally, you can expect to pay anywhere from $200 to $800 for a high-quality AC unit that is designed for sliding windows. Some of the factors that can affect the price include the BTU capacity, energy efficiency rating, and additional features such as remote control, programmable timers, and air purifying functions. It is important to consider your budget and specific needs when selecting an AC unit for your sliding windows. While a higher-priced unit may offer more features and better performance, there are also many affordable options available that can provide reliable cooling without breaking the bank. It is always a good idea to compare different brands and models to find the best value for your money.

What is the warranty period for the best ACs for sliding windows?

The warranty period for the best ACs for sliding windows can vary depending on the brand and model of the AC. Generally, most brands offer a warranty period of 1-2 years on their ACs. However, some brands may offer a longer warranty period of up to 5 years on certain models.

When purchasing an AC for sliding windows, it is important to check the warranty period offered by the manufacturer. A longer warranty period can provide peace of mind and assurance that the product is of high quality and durability.

It is also important to read the terms and conditions of the warranty carefully to understand what is covered and what is not. Some warranties may only cover certain parts of the AC, while others may not cover damage caused by improper installation or usage.

Overall, it is recommended to choose an AC from a reputable brand with a good warranty period to ensure that you have a reliable and long-lasting cooling solution for your sliding window.

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