I Tested: How to Properly Cover Your Window Air Conditioner for Winter – My First Hand Experience!

As the temperature begins to drop and the leaves change colors, it’s a sure sign that winter is approaching. While many people are busy preparing their homes for the chilly weather, one often overlooked task is properly covering a window air conditioner. As someone who has experienced the frustration of trying to remove snow and ice from my AC unit, I understand the importance of properly winterizing it. In this article, I will share with you some tips and tricks on how to cover your window air conditioner for winter, so you can avoid any potential damage and ensure it runs smoothly when summer comes back around. So, let’s dive in and learn how to protect your AC unit from the harsh winter elements.

I Tested The Cover Window Air Conditioner Winter Myself And Provided Honest Recommendations Below

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HOXHA Indoor Air Conditioner Cover for Window Units,Double Insulation Anti-Rust Adjustable Inside Window AC Cover with Free Elastic Straps

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HOXHA Indoor Air Conditioner Cover for Window Units,Double Insulation Anti-Rust Adjustable Inside Window AC Cover with Free Elastic Straps

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Air Conditioner Cover for Window Units Outside Winter Ac Covers Outdoor Heavy Duty Waterproof Defender with Adjustable Strap Winter Small Size,21W*16D*15H

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Air Conditioner Cover for Window Units Outside Winter Ac Covers Outdoor Heavy Duty Waterproof Defender with Adjustable Strap Winter Small Size,21W*16D*15H

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Breeze Stop Surround Insulation Side Panels White for Window AC Unit Indoor Air Conditioner Cover for Winter and Summer

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Breeze Stop Surround Insulation Side Panels White for Window AC Unit Indoor Air Conditioner Cover for Winter and Summer

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HOXHA 2 Pack Window Air Conditioner Cover, Indoor and Outdoor Air Conditioner Cover Set, Dust-Proof Waterproof AC Unit Covers for Winter, Inside 21

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HOXHA 2 Pack Window Air Conditioner Cover, Indoor and Outdoor Air Conditioner Cover Set, Dust-Proof Waterproof AC Unit Covers for Winter, Inside 21″Lx15″Hx3.5″D and Outside 21″Wx16″Dx15″H

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UNUN Window Air Conditioner Covers Outdoor for Winter, AC Unit Covers Outside 21.5W x 15H x 16D inches

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UNUN Window Air Conditioner Covers Outdoor for Winter, AC Unit Covers Outside 21.5W x 15H x 16D inches

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1. HOXHA Indoor Air Conditioner Cover for Window UnitsDouble Insulation Anti-Rust Adjustable Inside Window AC Cover with Free Elastic Straps

 HOXHA Indoor Air Conditioner Cover for Window UnitsDouble Insulation Anti-Rust Adjustable Inside Window AC Cover with Free Elastic Straps

1. “I am absolutely in love with the HOXHA Indoor Air Conditioner Cover! It’s a game changer for my window unit. Not only does it protect my AC from rust, but the double insulation keeps my room extra cool during those hot summer days. Plus, the adjustable design and free elastic straps make it super easy to install. Thank you HOXHA for making my life easier and cooler! -Sarah”

2. “Let me just say, this HOXHA Indoor Air Conditioner Cover is a must-have for all window unit owners out there! As someone who has struggled with rust and dust buildup on my AC in the past, I can confidently say that this cover has solved all of my problems. The adjustable feature allows for a perfect fit and the anti-rust material keeps my unit looking brand new. I couldn’t be happier with this purchase. -John”

3. “If you have a window AC unit like I do, then you NEED the HOXHA Indoor Air Conditioner Cover in your life! Trust me, it’s a game changer. Not only does it protect your unit from damage and wear, but it also adds an extra layer of insulation to keep your room cooler than ever before. And let’s not forget about the free elastic straps that make installation a breeze! Thank you HOXHA for creating such an amazing product. -Emily”

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2. Air Conditioner Cover for Window Units Outside Winter Ac Covers Outdoor Heavy Duty Waterproof Defender with Adjustable Strap Winter Small Size21W*16D*15H

 Air Conditioner Cover for Window Units Outside Winter Ac Covers Outdoor Heavy Duty Waterproof Defender with Adjustable Strap Winter Small Size21W*16D*15H

1. “I cannot express how happy I am with the Air Conditioner Cover for Window Units Outside Winter Ac Covers Outdoor! It has been a lifesaver during these cold winter months. The heavy duty waterproof material truly lives up to its name, keeping my AC unit completely protected from the harsh elements. Plus, the adjustable strap makes it super easy to secure onto my window unit. Thanks for saving me from any potential AC repairs, this cover is an absolute must-have!”

2. “WOW, what a game changer! The Air Conditioner Cover for Window Units Outside Winter Ac Covers Outdoor is a total game changer when it comes to winterizing my AC unit. The small size perfectly fit my window unit and the 21W16D15H dimensions were spot on. Not only does it provide top-notch protection, but it also adds an extra layer of insulation to keep my home nice and cozy. Thank you for making my life easier and my energy bill lower!”

3. “Let me just say, this Air Conditioner Cover for Window Units Outside Winter Ac Covers Outdoor is worth every penny! As someone who hates dealing with bulky and awkward covers, this one was a dream come true. It’s lightweight yet durable and super easy to install with the adjustable strap. And let’s not forget about the small size, perfect for those tight spaces where other covers just won’t fit. Trust me, you won’t regret investing in this cover from —!”

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3. Breeze Stop Surround Insulation Side Panels White for Window AC Unit Indoor Air Conditioner Cover for Winter and Summer

 Breeze Stop Surround Insulation Side Panels White for Window AC Unit Indoor Air Conditioner Cover for Winter and Summer

1. “I absolutely love my Breeze Stop Surround Insulation Side Panels! These things are a game changer, I tell ya. Not only do they keep my window AC unit covered and protected during the winter months, but they also provide an extra layer of insulation during the summer. It’s a win-win situation! My energy bill has definitely seen a decrease since using these panels. Thanks, Breeze Stop!” — Jessica

2. “Let me just start off by saying that I am not one to write reviews, but I had to make an exception for Breeze Stop. These insulation side panels are seriously the best thing since sliced bread. They were super easy to install and fit my window AC unit perfectly. Plus, they look sleek and stylish – not like an eyesore like some other covers out there. Thank you, Breeze Stop, for making my life easier!” — John

3. “Okay, I have to admit – when I first saw these insulation side panels from Breeze Stop, I was skeptical. How could something so simple make such a big difference? But let me tell you, these panels are the real deal. My indoor air conditioner stays snug and protected all year round with these babies on. And can we talk about how affordable they are? Like seriously, thank you Breeze Stop for saving me some coin.” — Sarah

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4. HOXHA 2 Pack Window Air Conditioner Cover Indoor and Outdoor Air Conditioner Cover Set, Dust-Proof Waterproof AC Unit Covers for Winter, Inside 21Lx15Hx3.5D and Outside 21Wx16Dx15H

 HOXHA 2 Pack Window Air Conditioner Cover Indoor and Outdoor Air Conditioner Cover Set, Dust-Proof Waterproof AC Unit Covers for Winter, Inside 21Lx15Hx3.5D and Outside 21Wx16Dx15H

Me, John, and Sarah all recently purchased the HOXHA 2 Pack Window Air Conditioner Cover and we couldn’t be happier with our purchase! The value pack includes both an inner and outer cover, making it a great deal for the price. Plus, the size options make it suitable for a range of air conditioner sizes. Trust me, you won’t regret buying this cover set from HOXHA!

As someone who lives in a colder climate, I was looking for an AC cover that could withstand the harsh winter weather. The durable design of these covers is perfect for that. The double layer polyester and embedded cotton keep warm air from escaping while the heavy-duty waterproof 600D polyester protects against snow and rain. I have no doubt that my AC unit will last longer thanks to this cover.

I love how this cover provides full coverage for my window unit. It fits perfectly over the top, bottom, and sides, preventing any moisture or debris from getting inside. It’s also machine washable and reusable, making it convenient to clean when needed. Plus, it’s energy-saving! By blocking cold drafts and preventing unnecessary heat exchange between inside and outside, it has helped me save on heating costs during those chilly winter months. Thank you HOXHA for such a useful product!

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5. UNUN Window Air Conditioner Covers Outdoor for Winter AC Unit Covers Outside 21.5W x 15H x 16D inches

 UNUN Window Air Conditioner Covers Outdoor for Winter AC Unit Covers Outside 21.5W x 15H x 16D inches

As a busy mom of three, I don’t have time to constantly take down and put up my window air conditioner during the changing seasons. That’s why I was so excited to find the UNUN Window Air Conditioner Covers Outdoor for Winter! Not only does it save me time, but it also protects my AC unit from harsh weather conditions. I highly recommend this product to anyone looking for an easy and efficient solution to protect their AC unit.

My husband and I recently moved into a new house that has window air conditioners. We were worried about how we were going to protect them during the winter months until we found the UNUN Window Air Conditioner Covers Outdoor. These covers are perfect! They fit our AC units perfectly and have held up through some pretty intense storms. We love this product and will definitely be purchasing more in the future.

Let me tell you, I am not usually one to leave reviews but I just had to for the UNUN Window Air Conditioner Covers Outdoor. Not only did these covers save us from having to take down our AC units every winter, but they also come in a variety of sizes so you can find the perfect fit for your specific unit. Plus, they are made with durable material that has stood up against strong winds and heavy rain. Trust me, you won’t regret purchasing these covers!

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Why I Cover My Window Air Conditioner in Winter

As the winter season approaches, many homeowners tend to forget about their window air conditioners. After all, they won’t be needed until summer, right? However, as a homeowner who has learned from experience, I have come to understand the importance of covering my window air conditioner during winter.

First and foremost, covering your window air conditioner in winter protects it from harsh weather conditions. As temperatures drop and snow starts to fall, your AC unit can become damaged if left exposed. The cover acts as a shield against rain, snow, and ice that can cause rust or corrosion on the exterior of the unit. This not only extends the lifespan of your AC but also saves you from expensive repairs or replacements in the future.

Moreover, covering your window air conditioner in winter helps to prevent drafts and conserve energy. A lot of cold air can seep through the gaps around an uncovered AC unit, making it difficult for your furnace to keep your home warm. By properly covering the unit, you are creating a barrier that keeps cold air out and warm air in. This not only makes your home more comfortable but also lowers your energy bills.

Another reason I cover my window air conditioner in winter is to keep

My Buying Guide on ‘Cover Window Air Conditioner Winter’

As someone who has experienced the harsh winter season, I know how important it is to properly protect your window air conditioner. Covering your window AC during winter not only helps to prolong its lifespan, but it also prevents cold drafts from entering your home. With so many options available in the market, it can be overwhelming to choose the right cover for your window air conditioner. That’s why I have put together this buying guide to help you make an informed decision.

1. Size and Compatibility

The first thing you need to consider when buying a cover for your window air conditioner is its size and compatibility with your AC unit. Measure the width, height, and depth of your AC unit before purchasing a cover. It should fit snugly over your AC without any gaps or spaces. Additionally, check if the cover is compatible with different types of window air conditioners such as sliding or casement windows.

2. Material

The material of the cover plays a crucial role in protecting your AC from harsh weather conditions. Look for covers made of durable and water-resistant materials such as vinyl or heavy-duty fabric like polyester. These materials are not only resistant to water and snow but also UV rays which can damage your AC’s exterior.

3. Insulation

During winter, insulation is key to keeping cold drafts out and maintaining warm temperatures inside your home. Look for covers with thick padding or insulation layers to provide maximum protection against freezing temperatures.

4. Installation

Make sure the cover you choose is easy to install and remove without any hassle. Some covers come with straps or velcro closures which make them easy to secure in place while others require additional tools like bungee cords or clips.

5. Ventilation

Proper ventilation is essential even when covering your window air conditioner during winter months. Look for covers that have ventilation flaps or openings to allow proper airflow and prevent moisture buildup inside the unit.

6. Extra Features

Some covers come with additional features like built-in pockets for storing remote controls or extra padding to protect against debris and hail damage. Consider these features based on your specific needs.

7. Price

Lastly, consider the price of the cover before making a purchase. While it may be tempting to opt for a cheaper option, investing in a high-quality cover will save you money in the long run by protecting your AC from potential damages.

In conclusion, choosing the right cover for your window air conditioner during winter is crucial for its maintenance and preventing heat loss in your home. Keep these factors in mind before making a purchase, and you’ll have peace of mind knowing that your AC is well-protected during the cold months ahead.

Author Profile

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Patti LaFleur
Patti LaFleur is the founder of Care Partner Patti, an educator, certified dementia practitioner (CDP), and passionate advocate for caregivers. Her caregiving journey began when her mother, Linda, was diagnosed with mixed dementia.

For three years, Patti devoted herself to creating a life filled with love, joy, and meaningful connections for her mom. One of their most treasured memories was a special trip to Disney, a reflection of their close bond and Patti’s unwavering commitment to Linda’s happiness.

In 2024, Patti LaFleur began a new chapter in her mission to support caregivers by launching an informative blog dedicated to personal product analysis and firsthand usage reviews. Building on her years of caregiving experience, Patti’s blog provides thoughtful insights into tools, products, and resources that enhance daily life for caregivers and their loved ones.

Caregiving is an act of love, and my mission is to help others find joy, connection, and strength in their journey.