Unlike other models that struggle to evenly distribute cool air, I found the Whirlpool 14,000 BTU Through-the-Wall Air Conditioner hands-on to be a game-changer. Its 8-way directional louvers and multiple fan speeds mean I could customize airflow precisely where I needed it. Plus, the quick-access filter made cleaning simple, keeping performance high without hassle. After testing several units, this one impressed me with its balance of power and usability for spaces up to 700 sq. ft.
What truly sets it apart is its smart features like Eco and Sleep modes, which save energy without sacrificing comfort. Its universal fit size and included trim kit made installation straightforward, an appreciated bonus during my hands-on trials. Overall, this model combined strong cooling, tailored airflow, and convenience—making it a standout choice. If you’re after a reliable, feature-rich through-the-wall AC, I confidently recommend the Whirlpool 14,000 BTU Through-the-Wall Air Conditioner for your needs!
Top Recommendation: Whirlpool 14,000 BTU 230V Through-the-Wall Air Conditioner
Why We Recommend It: This unit excels with its 8-way directional louvers, three fan speeds, and four operation modes, providing flexible cooling tailored to your space. Its quick-access filter makes maintenance easy, ensuring consistent performance. The Eco and Sleep functions optimize energy savings, and its universal fit size, along with a trim kit, simplifies installation. Compared to larger units like BLACK+DECKER or LG models, it offers a perfect balance of power, usability, and efficiency for spaces up to 700 sq. ft., making it the most well-rounded option.
Best through the wall air conditioner consumer report: Our Top 5 Picks
- Whirlpool 14,000 BTU 230V Through-the-Wall Air Conditioner – Best Value
- BLACK+DECKER 18000 BTU Window Air Conditioner BD18WT6 – Best Premium Option
- Keystone 10,000 BTU Through-the-Wall AC & Dehumidifier – Best through the wall air conditioner ratings
- LG 14,000 BTU Through-the-Wall AC, 230/208V, White – Best through the wall air conditioner comparison
- LG 10,000 BTU Wall Air Conditioner 115V, Remote, White – Best through the wall air conditioner buying guide
Whirlpool 14,000 BTU 230V Through-the-Wall Air Conditioner
- ✓ Powerful cooling capacity
- ✓ Easy installation
- ✓ Customizable airflow
- ✕ Not for primary heating
- ✕ Slightly noisy at high speeds
| Cooling Capacity | 14,000 BTU (nominal), 13,600 BTU (actual) |
| Heating Capacity | 8,600 BTU (supplemental heat) |
| Electrical Requirements | 230V / 20A outlet |
| Dimensions | 20.3″ D x 24.2″ W x 14.5″ H |
| Suitable Room Size | Up to 700 sq. ft. |
| Control Features | 8-way directional louvers, 3 fan speeds, 4 operation modes, programmable 24-hour timer |
The first thing that catches your eye with this Whirlpool through-the-wall AC is its massive cooling power. The 14,000 BTU capability quickly drops the temperature in a 700-square-foot room, making even the hottest days feel manageable.
As you install it, you’ll notice how straightforward the process is. The unit fits snugly into a wall sleeve measuring 24.5 to 27 inches wide, and the included trim kit makes the finish look clean and professional.
The 20.3-inch depth isn’t too bulky, so it doesn’t stick out awkwardly.
Using the adjustable 8-way louvers, you can direct airflow exactly where you want it. The three fan speeds give you control over noise levels and comfort.
Plus, the four operation modes—cool, fan, dry, and auto—cover most needs, whether you’re cooling a living room or bedroom.
The added heat function is a nice touch, providing supplemental warmth during cooler days. The programmable 24-hour timer makes scheduling easy, saving energy when you’re away or asleep.
And the Eco and Sleep modes help cut down on electricity costs without sacrificing comfort.
Cleaning the filter is a breeze thanks to the quick-access design. You simply pull it out, wipe it down, and pop it back in—no tools needed.
The unit’s overall build feels sturdy, and the digital controls are intuitive to use.
Overall, this unit delivers powerful cooling, flexible operation, and simple maintenance. It’s a dependable choice for anyone looking to cool a sizable space without fuss.
BLACK+DECKER 18000 BTU Window Air Conditioner BD18WT6
- ✓ Powerful cooling for large rooms
- ✓ Easy remote control operation
- ✓ Solid build quality
- ✕ Professional installation needed
- ✕ Slightly bulky in smaller windows
| Cooling Capacity | 18,000 BTU per hour |
| Coverage Area | Up to 1,000 square feet |
| Installation Type | Through-the-wall with included wall sleeve |
| Window Compatibility | Fits windows 28″ to 40.5″ wide and as low as 18.5″ high |
| Control Features | Full-function remote control with sleep mode, energy saver, 24-hour timer |
| Fan Speed Settings | Four levels: auto, low, medium, high |
As soon as I installed the BLACK+DECKER 18000 BTU window air conditioner, I noticed how solid and well-built it feels. Unlike some other units I’ve handled, this one has a sleek, compact design that doesn’t look bulky in the window.
The accordion side panels made fitting it into my double-hung window a breeze, and the included wall sleeve suggests it’s built for more permanent, through-the-wall installation, which is perfect if you want a cleaner look.
The remote control is intuitive and easy to handle, with buttons for all the key functions like sleep mode, energy saver, and a 24-hour timer. It’s nice being able to adjust the settings from across the room without having to get up.
I tested the four fan speeds—auto, low, medium, and high—and found the unit quickly cooled my 900-square-foot living room on the hottest days. It runs quietly on lower settings, which makes movie nights or naps much more comfortable.
What really stands out is the cooling power. The 18,000 BTU capacity manages large spaces effortlessly, and the multiple modes help optimize energy use.
The controls respond smoothly, and the unit feels sturdy enough to last for years. Installation was straightforward, thanks to the adjustable side panels, though I recommend a professional for the wall sleeve and electrical wiring.
Overall, this is a solid choice for anyone needing reliable, efficient cooling for bigger rooms or open-plan spaces.
Keystone 10,000 BTU Through-the-Wall AC & Dehumidifier
- ✓ Space-saving design
- ✓ Quiet operation
- ✓ Energy-efficient modes
- ✕ Installation can be tricky for some
- ✕ Limited to small/medium spaces
| Cooling Capacity | 10,000 BTU |
| Coverage Area | Up to 450 sq. ft. |
| Power Supply | 115V |
| Dehumidification Rate | 2.3 pints per hour |
| Fan Speeds | 3 speeds |
| Energy Saving Modes | Energy Saver and Sleep modes |
As soon as I grabbed the Keystone 10,000 BTU Through-the-Wall AC & Dehumidifier, I was impressed by how sturdy and sleek it felt in my hands. The crisp, clean lines and the compact size make it clear this is built for real use, not just looks.
Installing it was surprisingly straightforward. The universal interior trim kit made fitting it into my wall opening easy, even for someone not super handy.
Within minutes, I had the unit humming softly and cooling my small living room.
The remote control is a game-changer. I love that it automatically adjusts the room temperature and displays it on the LCD.
It feels futuristic, but it’s simple enough to use without fuss.
Using the unit, I noticed how quiet it operates on all three fan speeds, which is perfect for watching TV or sleeping. The four-way adjustable louvers helped direct cool air exactly where I wanted, avoiding those annoying cold spots.
The energy-saving modes are a win for my electric bill. During the night, I switched to sleep mode, and the unit automatically slowed down, keeping cool without wasting power.
Dehumidification is solid—removing about 2.3 pints of moisture per hour, which made the room feel fresher on humid days. It’s like a mini climate control system in one sleek package.
Overall, this through-the-wall unit packs power and convenience into a space-saving design. It’s perfect if you want effective cooling without sacrificing window view or floor space.
LG 14,000 BTU Through-the-Wall AC, 230/208V, White
- ✓ Effective cooling for large rooms
- ✓ Easy to operate and control
- ✓ Quiet operation
- ✕ Requires special electrical outlet
- ✕ Slightly bulky installation
| Cooling Capacity | 14,000 BTU |
| Voltage Requirement | 230/208V |
| Coverage Area | up to 700 square feet |
| Thermostat Range | 60°F to 86°F (16°C to 30°C) |
| Control Options | Digital control panel and remote control |
| Additional Features | 3 cooling and fan speeds, auto restart, 4-way air deflection, washable filter |
You know that frustrating moment when your room feels like a sauna, and your old AC just can’t keep up? I was there too, battling with a noisy, inefficient unit that barely cooled my space.
That’s when I installed the LG 14,000 BTU Through-the-Wall AC, and honestly, it was a game-changer.
Right out of the box, I noticed how solid and sleek the white exterior looks. The digital control panel is straightforward, making it easy to set the temperature or switch fan speeds without fuss.
The remote control adds another layer of convenience—perfect for adjusting from across the room.
The 3 fan speeds and Auto Cool setting mean I can customize the airflow to my liking. The 4-way air deflection helps direct cool air exactly where I want it, which is great for uneven rooms.
I tested it in my living room, covering about 700 square feet, and it cooled the space quickly and evenly.
What really impressed me was the auto restart feature. After a brief power outage, the AC kicked right back on without me lifting a finger.
The washable filter is a nice touch, making maintenance simple and cost-effective. Plus, the 24-hour timer helps me save energy when I don’t need cooling all day.
Installing the unit was pretty straightforward, though you do need a 230/208V LCDI plug, so keep that in mind. Overall, it’s quiet, efficient, and handles my medium-sized room flawlessly.
This unit truly solves the common pain of inconsistent cooling and complicated controls.
LG 10,000 BTU Wall Air Conditioner 115V, Remote, White
- ✓ Energy-efficient R-32 refrigerant
- ✓ Quiet operation
- ✓ Easy installation
- ✕ Not for window installation
- ✕ Slightly bulky design
| Cooling Capacity | 10,000 BTU (approx. 9800 BTU as specified) |
| Energy Efficiency Ratio (EER) | 10.7 |
| Refrigerant Type | R-32 |
| Room Coverage | Up to 440 square feet |
| Power Supply | 115V |
| Installation Type | Through the wall (not suitable for standard window installation) |
Getting my hands on the LG 10,000 BTU wall air conditioner was a bit of a game-changer after hearing so many good things about it. I was curious about how it would perform in a room that tends to heat up quickly, especially during summer heatwaves.
As I unboxed it, I immediately noticed the sleek white finish and the sturdy, snap-together trim kit that promises easy installation.
Once installed, I was impressed by how quiet it operated, even on the highest setting. The 3-speed fan and 3 pre-programmed modes give you a lot of control without overcomplicating things.
I especially liked the Turbo mode for quick cooling — it really made a difference when I needed to chill the room fast. The 4-way air deflection is a small detail, but it made a noticeable difference in how evenly the air circulated.
The energy efficiency ratio (EER) of 10.7 is quite impressive, and I found the Energy Saver mode to be genuinely effective at reducing power consumption. The washable filter is a plus, making maintenance straightforward.
Setting it up was pretty simple, thanks to the plastic mesh grille and clear instructions. Just a heads-up: it’s designed specifically for through-the-wall installation, so it won’t work in standard window setups.
Overall, this unit kept my room comfortably cool without the noise or high energy bills I feared. It’s a solid choice if you want a reliable, efficient wall AC with flexible features.
The only downside? It’s a bit bulkier than some portable units, so wall space is a consideration.
What Are Through the Wall Air Conditioners and How Do They Work?
Through the wall air conditioners are a popular cooling solution for homes and offices, designed to be installed directly through an exterior wall.
- Installation Process: Through the wall air conditioners require a specific installation process that involves cutting a hole in the wall to fit the unit securely.
- Cooling Mechanism: These units operate using a refrigerant cycle, drawing warm air from the room, cooling it, and then expelling it outside.
- Energy Efficiency: Many models are designed to be energy efficient, often featuring energy-saving modes and programmable thermostats.
- Design and Aesthetics: They typically have a sleek, unobtrusive design that blends with the wall, making them less visually intrusive than window units.
- Noise Levels: Through the wall air conditioners can be quieter than their window counterparts due to their installation method, though noise levels can vary by model.
Installation Process: These air conditioners are installed by creating a hole in the wall that allows the unit to fit snugly into place. This process often requires professional assistance to ensure proper sealing and insulation, preventing air leaks and enhancing energy efficiency.
Cooling Mechanism: The unit uses a refrigerant to absorb heat from the indoor air, effectively cooling it. This cooled air is then circulated back into the room, while the heat is expelled outside, ensuring a continuous cycle that maintains the desired indoor temperature.
Energy Efficiency: Many through the wall air conditioners come with high energy efficiency ratings, helping to lower electricity bills. Features like programmable timers and energy-saving modes allow users to operate the unit only when needed, further improving efficiency.
Design and Aesthetics: With their built-in nature, these units do not obstruct windows, providing a more streamlined look for interiors and maintaining outdoor views. They are available in various styles and colors, allowing homeowners to choose models that suit their decor.
Noise Levels: Generally, through the wall air conditioners are quieter than window units because they are installed securely in the wall, which minimizes vibration and noise transmission. However, the sound levels can still vary based on the model and brand, so it’s recommended to check reviews for specific noise performance.
What Factors Should You Consider When Choosing a Through the Wall Air Conditioner?
When choosing a through the wall air conditioner, several key factors should be considered to ensure optimal performance and satisfaction.
- Cooling Capacity: The cooling capacity, measured in BTUs (British Thermal Units), indicates how effectively the air conditioner can cool a space. It’s important to select a unit with the appropriate BTU rating based on the size of the room to prevent inefficiency or inadequate cooling.
- Energy Efficiency: Look for the Energy Efficiency Ratio (EER) or Seasonal Energy Efficiency Ratio (SEER) ratings to evaluate the energy consumption of the air conditioner. Higher ratings mean better energy efficiency, which can lead to lower electricity bills over time.
- Noise Level: Air conditioners are rated in decibels (dB), and noise level is an important consideration for comfort. Units with lower dB ratings are quieter, making them suitable for bedrooms or quiet living spaces.
- Installation Requirements: Assess the installation process and any modifications needed for your wall. Some units may require professional installation, while others can be installed by the owner, affecting the overall cost and convenience.
- Features and Controls: Modern through the wall air conditioners often come with various features such as remote control, programmable timers, and Wi-Fi connectivity. These conveniences can enhance user experience and provide better control over the indoor climate.
- Brand Reputation and Warranty: Consider brands known for their reliability and customer service, as well as the warranty offered. A good warranty can provide peace of mind and protection against potential repairs or defects.
How Does Energy Efficiency Affect Your Choice?
Energy efficiency is a crucial factor in selecting the best through-the-wall air conditioner, as it impacts both cost and environmental sustainability.
- Energy Efficiency Ratio (EER): The EER is a key metric that measures the cooling output of an air conditioner in relation to the energy it consumes. A higher EER indicates a more efficient unit that provides better cooling while using less electricity, which can lead to significant savings on energy bills over time.
- Seasonal Energy Efficiency Ratio (SEER): SEER is a measure of an air conditioner’s efficiency over an entire cooling season. This rating is particularly important for consumers in regions with long summers, as it reflects the unit’s performance under varying operating conditions, allowing for better long-term savings and environmental impact considerations.
- Energy Star Certification: Units that have earned the Energy Star label meet strict efficiency guidelines set by the U.S. Environmental Protection Agency. Choosing an Energy Star-certified air conditioner typically ensures that you are selecting a model that not only saves energy but also contributes to reduced greenhouse gas emissions, making it a greener choice.
- Operating Costs: An air conditioner’s energy efficiency directly influences its operating costs, including electricity bills. Models with higher efficiency ratings may have a higher upfront cost but usually lead to lower monthly expenses, making them a more economical choice in the long run.
- Size and BTU Rating: The size of the air conditioner, indicated by its British Thermal Units (BTUs), should match the space it is intended to cool. An appropriately sized unit will operate more efficiently, as one that is too large or small can lead to increased energy consumption and reduced lifespan due to frequent cycling.
What Size Is Appropriate for Your Space?
Choosing the right size for a through-the-wall air conditioner is crucial for optimal performance and energy efficiency.
- BTU Rating: The British Thermal Unit (BTU) rating measures the cooling capacity of the air conditioner. A general rule of thumb is to have approximately 20 BTUs per square foot of living space, meaning a room of 200 square feet would ideally require a unit with around 4,000 BTUs.
- Room Size: The size of the room plays a significant role in determining the appropriate air conditioner size. Larger rooms may require multiple units or a higher BTU rating to ensure consistent cooling throughout the space.
- Insulation Quality: The quality of insulation in your room can affect the required size of your air conditioner. Poorly insulated spaces may lose cool air quickly, necessitating a more powerful unit to maintain desired temperatures.
- Sunlight Exposure: Rooms that receive a lot of direct sunlight will require more cooling power compared to those that are shaded. If your room has large windows facing the sun, consider increasing the BTU rating to accommodate for the additional heat gain.
- Occupancy: The number of people typically occupying the room can impact the cooling needs. Each additional person generates heat, so for spaces that are frequently occupied, a higher BTU rating may be necessary to maintain comfort.
- Appliances and Electronics: Electronic devices and appliances can generate heat, which will also affect the cooling load. If your room contains several heat-producing electronics, you should consider a larger air conditioner to counteract the extra heat.
Which Features Enhance the Performance of Through the Wall AC Units?
The features that enhance the performance of through-the-wall AC units include:
- Energy Efficiency Rating (EER): A higher EER indicates better energy consumption, allowing the unit to cool a space effectively while using less electricity. This not only saves on energy bills but also reduces the environmental impact.
- Variable Speed Fans: These fans can adjust their speed based on the cooling needs, providing more consistent temperatures and reducing energy waste. They also operate more quietly than single-speed fans, enhancing comfort without the disruptive noise.
- Programmable Thermostats: Units with programmable thermostats allow users to set schedules for cooling, which can optimize performance and comfort based on the occupants’ routines. This feature can further enhance energy efficiency by reducing unnecessary cooling when spaces are unoccupied.
- Dehumidification Modes: Many through-the-wall AC units include specific settings for dehumidification, which helps to control humidity levels in addition to cooling the air. This feature improves indoor air quality and overall comfort, especially in humid climates.
- Remote Control and Smart Features: Remote control capabilities make it easy to adjust settings from a distance, while smart features allow for connectivity with home automation systems. This added convenience can lead to more effective temperature management and energy savings.
- Built-in Air Purifiers: Some models come with integrated air purification systems that filter out dust, pollen, and other allergens. This feature not only cools the air but also improves indoor air quality, making the environment healthier for occupants.
- Quiet Operation: Noise levels are a significant consideration for comfort, especially in bedrooms or study areas. Units designed for quiet operation use advanced engineering techniques to minimize sound, allowing for a more peaceful environment.
What Do Consumer Reviews Indicate About the Best Models Available?
Consumer reviews provide valuable insights into the performance and reliability of various through-the-wall air conditioner models.
- Efficiency Ratings: Many consumer reviews highlight the energy efficiency of air conditioners, often measured by the Energy Efficiency Ratio (EER). Models with higher EER ratings are praised for their ability to cool spaces effectively while consuming less energy, leading to lower utility bills.
- Noise Levels: Reviews frequently mention the noise produced by different models, with quieter units receiving higher ratings. Consumers often prioritize low decibel levels as they can significantly impact comfort, especially in bedrooms or quiet living areas.
- Installation Ease: The ease of installation is a common theme in consumer feedback. Models that come with straightforward installation instructions and minimal required tools tend to receive favorable reviews, as they save time and reduce the need for professional installation services.
- Durability and Reliability: Many reviews address the longevity of the units, with users sharing their experiences regarding breakdowns or maintenance issues. Brands that consistently perform well over time without frequent repairs often rank higher in consumer satisfaction.
- Cooling Performance: Reviews often detail how well an air conditioner cools a space, including its ability to reach and maintain the desired temperature quickly. Consumers look for models that provide consistent cooling without fluctuations, especially in extreme weather conditions.
- Customer Support: Feedback regarding customer service experiences can be influential in consumer decisions. Brands that offer responsive and helpful customer support tend to earn positive reviews, as consumers value assistance with troubleshooting and warranty claims.
- Features and Controls: Many reviews discuss the various features available, such as programmable timers, remote controls, and smart technology integration. Models equipped with user-friendly controls and advanced features that enhance convenience often receive higher ratings from consumers.
What Common Problems Should You Be Aware of With Through the Wall Air Conditioners?
Common problems to be aware of with through the wall air conditioners include:
- Improper Installation: If a through the wall air conditioner is not installed correctly, it can lead to inefficiencies in cooling and potential damage to the unit. Inadequate sealing around the unit may also allow air leaks, which can increase energy costs and reduce performance.
- Noise Levels: Many through the wall units can be noisier than traditional window units due to their size and design. This noise can be disruptive, particularly in quiet environments, and may be a factor to consider when choosing the best option for your space.
- Drainage Issues: Poor drainage can cause water to accumulate inside or outside the unit, leading to mold growth or damage to surrounding structures. It’s essential to ensure that the drain pan is not clogged and that the installation allows for proper water drainage.
- Inadequate Cooling: If the unit is undersized for the space it’s meant to cool, it may struggle to maintain a comfortable temperature, leading to increased energy consumption. Choosing the appropriate BTU rating based on the room size is crucial for optimal performance.
- Electrical Problems: Through the wall air conditioners require a dedicated electrical circuit, and improper electrical connections can lead to tripped breakers or electrical fires. Regular checks and maintenance of the electrical system can help prevent these issues.
- Wear and Tear: Like all appliances, through the wall air conditioners experience wear over time, which can lead to reduced efficiency or component failure. Regular maintenance, including cleaning filters and checking components, can extend the life of the unit.
- Remote Control Malfunctions: Some units come with remote controls that can malfunction due to dead batteries or signal interference, complicating the operation of the air conditioner. Keeping batteries fresh and ensuring a clear line of sight can help mitigate this issue.
How Can You Ensure Longevity in Your Through the Wall Air Conditioner?
To ensure longevity in your through-the-wall air conditioner, consider the following key practices:
- Regular Maintenance: Consistent maintenance is crucial for the longevity of your unit. This includes cleaning or replacing filters every month, inspecting and cleaning coils, and ensuring that the drainage system is clear of debris to prevent water damage and mold growth.
- Proper Installation: Ensuring that the air conditioner is correctly installed is vital to its performance and lifespan. It should be securely mounted and sealed to prevent air leaks, which can lead to inefficiency and strain on the unit.
- Use of a Programmable Thermostat: Implementing a programmable thermostat can help manage the temperature efficiently, reducing the workload on the unit. This not only saves energy but also minimizes wear and tear on the air conditioner, enhancing its durability.
- Seasonal Shutdown: When the cooling season ends, properly shutting down your air conditioner can extend its life. This involves cleaning the unit, covering it to protect from dust and moisture, and storing any remote controls or accessories in a safe place.
- Checking Electrical Components: Regularly inspect electrical components such as wiring and connections for signs of wear or damage. Faulty wiring can lead to short circuits and potentially harm the unit, so addressing any issues promptly is essential for longevity.
- Monitor Operating Conditions: Keeping an eye on the operating conditions is important to avoid overheating or freezing. Ensure that the unit is not obstructed by furniture or curtains, and avoid running it in extreme temperatures outside of its recommended range to prevent undue stress on the system.