Best Air Conditioner Through Wall – Top 5 Picks & Review

Imagine a sweltering summer day. The sun beats down, and your home feels like an oven. You desperately need a cool breeze, but where do you start when it comes to picking an air conditioner that goes through your wall? It’s a big decision, and many people feel overwhelmed by all the choices. You might wonder which one will keep your rooms comfortably cool without costing too much to run, or if it’s even easy to install.

Choosing the right through-the-wall air conditioner can be tricky. There are so many different sizes, brands, and features to consider. You want something that works well, is quiet, and fits your budget. But sifting through all that information can feel like a chore, leaving you unsure of the best path forward.

In this post, we’ll break down everything you need to know. We’ll explore the different types of through-the-wall air conditioners, what features to look for, and how to make sure you get the perfect fit for your home. By the end, you’ll have the confidence to choose an air conditioner that will keep you cool and comfortable all summer long. Let’s dive in and find your ideal cooling solution!

Our Top 5 Air Conditioner Through Wall Recommendations at a Glance

Top 5 Air Conditioner Through Wall Detailed Reviews

1. LG 10

LG 10,000 BTU Through the Wall Air Conditioner, 115V, Cools up to 440 Sq. Ft. for Bedroom, Living Room, Apartment, with Remote, 3 Cool & Fan Speeds, Wall AC Unit, White

Rating: 9.3/10

Beat the heat with the LG 10,000 BTU Through the Wall Air Conditioner. This powerful unit is designed to keep rooms up to 440 square feet comfortably cool. It’s perfect for bedrooms, living rooms, or apartments. The clean white design blends nicely into any decor.

What We Like:

  • Energy Efficient: Uses R-32 refrigerant, which is good for the environment and saves energy. It has an EER of 10.7.
  • Powerful Cooling: Offers 3 cooling speeds and 3 modes to quickly cool down your space. The turbo fan helps circulate air effectively.
  • Smart Features: Energy Saver mode turns off the compressor when the room is cool. Dry mode removes extra moisture for a more comfortable feel.
  • Flexible Airflow: 4-way air deflection lets you direct the cool air exactly where you need it.
  • Easy Installation: Designed for through-the-wall installation with a simple snap-together trim kit.
  • User-Friendly: Comes with a remote control for easy operation. The filter is washable and reusable, saving you money.

What Could Be Improved:

  • Installation Type: It’s specifically for through-the-wall installation. It cannot be used in a standard window.

This LG air conditioner offers efficient and reliable cooling for larger rooms. It’s a great option for those needing a dedicated wall unit.

2. LG 7

LG 7,800 BTU Through the Wall Air Conditioner, 115V, AC Wall Unit for Rooms up to 330 Sq. Ft., Perfect for Bedroom or Office, Wall Mounted AC Unit with Remote and 3 Cool & Fan Speeds, White

Rating: 9.3/10

Beat the heat with the LG 7,800 BTU Through the Wall Air Conditioner. This white wall-mounted AC unit is designed to cool rooms up to 330 square feet, making it a great choice for your bedroom or office. It comes with a remote control for easy adjustments and offers three cool and fan speeds to suit your comfort needs.

What We Like:

  • It uses energy-efficient R-32 refrigerant, which is good for the environment and your wallet.
  • The unit has an EER of 10.7, meaning it uses less electricity.
  • It’s perfect for through-the-wall installation, giving a clean look.
  • It has three cooling speeds and three modes to quickly cool your space.
  • The Energy Saver mode helps save power by cycling the compressor.
  • A remote control lets you change settings without getting up.
  • It includes a trim kit, grille, washable filter, and insulation foam for easy setup.

What Could Be Improved:

  • This unit is specifically for through-the-wall installation and cannot be used in a standard window.
  • The dimensions (24” W x 20.1” D x 14.4” H) might require a specific opening size.

This LG air conditioner offers effective cooling and energy efficiency for your home or office. It provides a convenient way to stay comfortable during hot weather.

3. LG 14

LG 14,000 BTU Through the Wall Air Conditioner, 230/208V, Cools 700 Sq.Ft. for Bedroom, Living Room, Apartment, Electronic Control with Remote, White

Rating: 9.0/10

Beat the heat with the LG 14,000 BTU Through the Wall Air Conditioner! This powerful unit is designed to keep rooms up to 700 square feet comfortably cool, making it perfect for bedrooms, living rooms, apartments, and even offices. Its sleek white design blends seamlessly into any decor, and the electronic controls with a remote make it super easy to use. You can set the temperature anywhere from a cool 60°F to a warmer 86°F, and the 4-way air deflection ensures cool air reaches every corner of your room.

What We Like:

  • Cools large spaces up to 700 sq. ft. effectively.
  • Multiple fan speeds (3 cooling and fan speeds with Auto Cool) let you customize your comfort.
  • Easy-to-use digital control panel and included remote control offer great convenience.
  • The Auto Restart feature is a lifesaver after power outages.
  • Includes a filter light reminder and a removable, washable filter for easy maintenance.
  • The 24-hour on/off timer helps save energy by creating cooling schedules.

What Could Be Improved:

  • Requires a special 230/208V LCDI Plug (NEMA 6-20), which might need professional installation.
  • Installation as a “through the wall” unit can be more involved than a window unit.

This LG air conditioner offers powerful cooling and user-friendly features for maximum comfort. It’s a solid choice for anyone needing to cool a substantial living area.

4. Frigidaire Through-the-Wall Room Air Conditioner

Frigidaire Through-the-Wall Room Air Conditioner, Remote Control, Washable Filter, Timer & Sleep Mode, 115/120V, White (12,000)

Rating: 9.1/10

Beat the heat this summer with the Frigidaire 12,000 BTU Through-the-Wall Air Conditioner. This unit is designed to keep large rooms cool and comfortable, making it a great addition to your home or apartment.

What We Like:

  • Powerful Cooling: It delivers 12,000 BTUs, which is strong enough to cool rooms up to 550 square feet.
  • Easy Installation: The wall-mounted design and slide-out chassis make it simple to install and maintain.
  • Clean Air: A washable filter catches dust, helping your AC run better and keeping the air cleaner.
  • Convenient Features: Use the 24-hour timer to set cooling times. Sleep Mode adjusts the temperature gently through the night for better rest.
  • Customizable Comfort: Choose from three fan speeds to get the perfect airflow.
  • Auto Restart: If the power goes out, the unit will turn back on with your last settings saved.
  • Fits Most Spaces: Its dimensions are designed to fit standard through-the-wall AC openings.

What Could Be Improved:

  • Window Installation Not Possible: This unit is strictly for through-the-wall installation, so it won’t work if you need a window AC.

This Frigidaire air conditioner offers powerful cooling and useful features for comfortable living. It’s a solid choice for anyone needing to cool a larger room.

5. OLMO TTW 8

OLMO TTW 8,000 btu 115V Through-the-Wall Air Conditioner with Remote Control and built in Smart Kit, Cooling Only (R32 Refrigerant)…

Rating: 9.0/10

Beat the heat with the OLMO TTW 8,000 BTU Through-the-Wall Air Conditioner. This unit is designed to keep your space cool and comfortable. It’s a great choice for homes, businesses, or hotels. The 8,300 BTU cooling capacity handles rooms effectively. This air conditioner uses eco-friendly R-32 refrigerant. It’s built for standard 115V electrical outlets. Always check your outlet type before buying.

What We Like:

  • Powerful 8,300 BTU cooling capacity is perfect for many rooms.
  • Built-in Smart Kit allows control from your smartphone.
  • Comes with a convenient remote control for easy adjustments.
  • Uses R-32 refrigerant, which is better for the environment.
  • Simple push-button controls with a clear LED display.
  • Versatile for residential, commercial, or hotel use.

What Could Be Improved:

  • Wall sleeve is sold separately and must be purchased in addition to the unit.
  • Requires verification of a compatible electrical receptacle before purchase.

The OLMO TTW air conditioner offers smart cooling for your space. It provides efficient temperature control and modern convenience.

Your Guide to Through-the-Wall Air Conditioners

Tired of bulky window units blocking your view or not fitting your space? A through-the-wall air conditioner might be your perfect cooling solution. These units install permanently through an exterior wall, offering a cleaner look and often more power than their window counterparts. Let’s dive into what makes a great through-the-wall AC.

Why Choose a Through-the-Wall Air Conditioner?

Through-the-wall units offer a sleek, permanent cooling solution. They don’t block windows, letting in natural light. They are also generally more secure than window units. This makes them a great choice for bedrooms, living rooms, or even small apartments.

Key Features to Look For

When shopping for your new through-the-wall AC, keep these features in mind:

  • Cooling Capacity (BTUs): This tells you how much space the AC can cool. Bigger rooms need more BTUs. A general rule is 20 BTUs per square foot. So, a 200 sq ft room needs about 4,000 BTUs.
  • Energy Efficiency (EER/SEER): Look for a high EER (Energy Efficiency Ratio) or SEER (Seasonal Energy Efficiency Ratio). These numbers show how much energy the unit uses. Higher numbers mean it saves you money on electricity bills. ENERGY STAR certified units are a good bet.
  • Fan Speeds: Multiple fan speeds let you adjust airflow. Low is quiet for sleeping, while high cools a room faster.
  • Thermostat Control: A digital thermostat offers precise temperature settings. Some units have programmable timers so you can set them to turn on or off at specific times.
  • Remote Control: A remote lets you adjust settings without getting up.
  • Air Filters: Easy-to-clean or replaceable filters improve air quality. Some units have indicators that tell you when to clean or change the filter.
  • Quiet Operation: Noise levels are measured in decibels (dB). Lower numbers mean a quieter unit. This is especially important for bedrooms.
  • Reversible Cooling and Heating (Heat Pump Models): Some units can also provide heat, making them useful year-round.

Important Materials

Most through-the-wall ACs use durable materials. The outer casing is usually made of strong, weather-resistant plastic or metal. This protects the unit from rain and sun. Inside, you’ll find copper coils, which are good at transferring heat. A good quality filter is often made of mesh or pleated material.

Factors That Improve or Reduce Quality

  • Brand Reputation: Well-known brands often have better quality control and customer support.
  • Build Quality: A solid, well-assembled unit feels more durable. Check for sturdy grilles and a lack of loose parts.
  • Warranty: A longer warranty, especially on the compressor, indicates the manufacturer’s confidence in their product.
  • Installation: Proper installation is crucial. A poorly installed unit might leak or not cool effectively. Professional installation is recommended.

User Experience and Use Cases

Through-the-wall ACs are popular for creating cool, comfortable spaces. They are perfect for:

  • Bedrooms: Enjoy a quiet night’s sleep without a noisy window unit.
  • Living Rooms: Keep your main living area cool and comfortable.
  • Home Offices: Maintain a productive environment without distractions.
  • Apartments: A great solution when window units aren’t allowed or practical.
  • Add-on Rooms: Cool spaces that aren’t connected to your central air system.

The user experience is generally straightforward. You set the temperature, choose a fan speed, and let the unit do its work. Digital controls and remote access make them easy to manage.


Frequently Asked Questions (FAQs)

Q: What is the main benefit of a through-the-wall air conditioner?

A: The main benefit is that they install permanently through an exterior wall, offering a cleaner look and not blocking windows.

Q: How do I know what BTU size I need?

A: You usually need about 20 BTUs for every square foot of the room you want to cool.

Q: What does ENERGY STAR certified mean?

A: ENERGY STAR certified appliances use less energy, which saves you money on your electricity bill.

Q: Can I install a through-the-wall air conditioner myself?

A: While some DIY-savvy individuals can do it, professional installation is often recommended for proper fit and function.

Q: Are through-the-wall air conditioners noisy?

A: Noise levels vary by model. Look for units with lower decibel (dB) ratings for quieter operation.

Q: Do through-the-wall air conditioners come with heating?

A: Some models offer a heat pump function, allowing them to both cool and heat a room.

Q: How do I clean the air filter?

A: Most filters can be easily removed, washed with soap and water, and then reinserted once dry. Some models have indicator lights to remind you.

Q: Will a through-the-wall AC work in any wall?

A: They are designed for exterior walls, typically in a stud bay. You’ll need to ensure there are no major obstructions like pipes or electrical wires in the wall.

Q: How long do through-the-wall air conditioners typically last?

A: With proper maintenance, a good quality through-the-wall air conditioner can last 10-15 years or more.

Q: Can I move a through-the-wall air conditioner?

A: No, these units are designed for permanent installation and are not easily moved once installed.

In conclusion, every product has unique features and benefits. We hope this review helps you decide if it meets your needs. An informed choice ensures the best experience.

If you have any questions or feedback, please share them in the comments. Your input helps everyone. Thank you for reading.

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