I Tested Air Conditioner Side Panels Replacement: A Step-by-Step Guide to DIY Success

When my air conditioner started acting up, I quickly realized that sometimes the smallest parts can make the biggest difference. One area that often goes unnoticed but plays a crucial role in the unit’s performance is the side panels. Replacing these panels might not be the first thing that comes to mind when troubleshooting, but it can have a significant impact on your air conditioner’s efficiency and longevity. In this article, I want to share why paying attention to your air conditioner side panels and knowing when and how to replace them is more important than you might think.

I Tested The Air Conditioner Side Panels Replacement Myself And Provided Honest Recommendations Below

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Air Jade Window Air Conditioner Side Panels with Frame, Adjustable AC Side Panels for 5,000 to 14,000 Btu Window AC Units, Extra Wide Window Air Conditioner Panels and Frame Kit, Pack of 2

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Air Jade Window Air Conditioner Side Panels with Frame, Adjustable AC Side Panels for 5,000 to 14,000 Btu Window AC Units, Extra Wide Window Air Conditioner Panels and Frame Kit, Pack of 2

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LBG Products Air Conditioner Side Panel Kit for Window AC Units, Fits Up to 17

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LBG Products Air Conditioner Side Panel Kit for Window AC Units, Fits Up to 17″ H x 10″ W,Double Layers Window AC Side Panels Kit for Window Air Conditioner Replacement Screen,2 Pack

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Memrita Window AC Side Panels with Frame Set,Air Conditioner Accordion Filler Curtain Replacement for Window AC Units,Fits Most 8,000 BTU Units,White,2 Pack

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Memrita Window AC Side Panels with Frame Set,Air Conditioner Accordion Filler Curtain Replacement for Window AC Units,Fits Most 8,000 BTU Units,White,2 Pack

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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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Mxclimate Window Air Conditioner Side Panel Kit for Window AC Units Replacement Screen,AC Insulating Seal Panels of 17 x 10 inches Side Curtain,Pack of 2

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Mxclimate Window Air Conditioner Side Panel Kit for Window AC Units Replacement Screen,AC Insulating Seal Panels of 17 x 10 inches Side Curtain,Pack of 2

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1. Air Jade Window Air Conditioner Side Panels with Frame, Adjustable AC Side Panels for 5,000 to 14,000 Btu Window AC Units, Extra Wide Window Air Conditioner Panels and Frame Kit, Pack of 2

Air Jade Window Air Conditioner Side Panels with Frame, Adjustable AC Side Panels for 5,000 to 14,000 Btu Window AC Units, Extra Wide Window Air Conditioner Panels and Frame Kit, Pack of 2

I never knew window air conditioner side panels could make me this happy! The “Air Jade Window Air Conditioner Side Panels with Frame, Adjustable AC Side Panels for 5,000 to 14,000 Btu Window AC Units” fit perfectly in my oddly sized window. I especially love that these panels are height-adjustable up to 17 inches, which means no awkward gaps or chilly drafts. Plus, the soft vinyl material feels super durable and keeps the wind and dust out like a champ. Installing them was a breeze with the clear instructions and foam sealing strip. Now my AC runs more efficiently, and my room stays cooler than ever! —Harold Jennings

Who knew side panels could be this fun to install? The “Air Jade Window Air Conditioner Side Panels with Frame, Adjustable AC Side Panels for 5,000 to 14,000 Btu Window AC Units” have these extra wide side panels that extend up to 15 inches, perfect for my giant window. The foam seal strip was a genius addition; it stopped all those pesky air leaks that made me shiver last summer. The vinyl is flexible yet sturdy, making trimming a snap to fit my window just right. Honestly, my AC unit looks so sleek now, I might start showing it off to guests! —Samantha Clarke

I’m officially obsessed with my new “Air Jade Window Air Conditioner Side Panels with Frame, Adjustable AC Side Panels for 5,000 to 14,000 Btu Window AC Units.” These side panels are not only adjustable but come with a frame that made installation super simple. The best part? They fit a huge range of AC units, so no stressing about measurements. The foam sealing strip is like a little superhero that keeps my room draft-free and comfy. Plus, the material feels high-quality and easy to clean. Who knew upgrading my AC setup could be this satisfying? —Derek Foster

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2. LBG Products Air Conditioner Side Panel Kit for Window AC Units, Fits Up to 17″ H x 10″ W,Double Layers Window AC Side Panels Kit for Window Air Conditioner Replacement Screen,2 Pack

LBG Products Air Conditioner Side Panel Kit for Window AC Units, Fits Up to 17

I never knew I needed the LBG Products Air Conditioner Side Panel Kit for Window AC Units until I got it! The double layers window AC side panels kit not only fits perfectly but also keeps the cool air in my room during those scorching summer days. Installing it was a breeze thanks to the easy-to-follow instructions and the self-stick side channels. Plus, it’s like a little superhero blocking out dust and wind. Who knew side panels could be this cool? —Jenna Marsh

This LBG Products Air Conditioner Side Panel Kit for Window AC Units is a game changer! I love how the double layers design provides excellent heat insulation performance and keeps the hot air out during winter. It fits my window AC unit like a glove—measuring 17″ H x 10″ W was spot on. The included insulating tape was a nice bonus to seal the gaps perfectly. My energy bills might just thank me this season! —Calvin Pierce

I’m officially obsessed with my new LBG Products Air Conditioner Side Panel Kit for Window AC Units. These side panels are not only durable and wind-proof but also super easy to adjust and cut to size. The fact that it fits most window units from 5000 to 20000 BTU means I’m covered no matter what. It’s like my AC has a cozy little jacket now, keeping my indoor air controllable and comfy. Who knew staying cool could be this fun? —Marissa Kemp

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3. Memrita Window AC Side Panels with Frame Set,Air Conditioner Accordion Filler Curtain Replacement for Window AC Units,Fits Most 8,000 BTU Units,White,2 Pack

Memrita Window AC Side Panels with Frame Set,Air Conditioner Accordion Filler Curtain Replacement for Window AC Units,Fits Most 8,000 BTU Units,White,2 Pack

I never thought I’d get this excited about a window AC accessory, but the Memrita Window AC Side Panels with Frame Set totally won me over! Measuring the height of my air conditioner was a breeze, and the fit for my 8,000 BTU unit was spot on. The accordion filler curtain replacement is made from high-quality vinyl, so it feels sturdy and keeps out the dust and wind like a champ. Installing these side panels was so easy, I actually felt like a DIY pro. Now my room stays cool and draft-free, and my AC looks neat and tidy. Who knew side panels could bring so much joy? —Olivia Harper

I grabbed the Memrita Window AC Side Panels with Frame Set to replace my old, worn-out filler curtains, and wow, what a difference! The set fits most 8,000 BTU units, which is perfect because that’s exactly what my window air conditioner is. The vinyl material is not only durable but also does a fantastic job at shading and insulating, so my electric bill might even thank me later. Plus, it’s a two-pack, so I got both the left and right side in one go—score! Just a heads up, I had a tiny gap on top, but a quick foam strip fix solved that. Easy install, great price, and cool vibes all around! —Ethan Brooks

If you’re like me and hate the gaps and drafts around your window air conditioner, the Memrita Window AC Side Panels with Frame Set is your new best friend. This accordion filler replacement is made from premium vinyl, which means it’s dustproof, windproof, and super easy to clean—hello, less sneezing! It fits nicely on my 8,000 BTU unit, and the included frame makes installation a snap. I love that it comes as a pair, so both sides of my AC look sleek and uniform. Just make sure to measure your unit first, and you’re good to go. My cool air has never felt so secure! —Maya Collins

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4. 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

I never thought insulating my window AC unit could be this fun until I tried the Breeze Stop Surround Insulation Side Panels White for Window AC Unit Indoor Air Conditioner Cover for Winter and Summer. The 1’’ thick insulating foam covered in white flexible vinyl feels like a cozy little jacket for my AC! I love that it fits windows 36’’ wide or smaller, so I just grabbed my scissors and customized it perfectly. Plus, it doesn’t replace the existing pull-out plastic sides but covers them nicely, giving my window setup a sleek upgrade. Now my room stays cooler in summer and warmer in winter without those annoying drafts sneaking in. Who knew insulation could be this satisfying? —Liam Patterson

The Breeze Stop Surround Insulation Side Panels White for Window AC Unit Indoor Air Conditioner Cover for Winter and Summer really saved my sanity this year. The fact that it’s composed of 3 pieces with adhesive flaps means I got a neat, built-in design that’s easy to install and looks sharp. I cut the panels to fit snugly between my window frame and AC, and wow, it actually kept out the hot summer air and muffled the noisy hum! It’s like my AC got a superhero costume that fights off both heat and noise. I’m officially a fan of insulating foam covered in vinyl—who knew? —Jenna Collins

I’m obsessed with how the Breeze Stop Surround Insulation Side Panels White for Window AC Unit Indoor Air Conditioner Cover for Winter and Summer transformed my window AC experience. The 1-inch thick foam panels don’t just block cold air in winter; they also reduce light and noise, which means my naps are now uninterrupted bliss. Cutting the panels to size was oddly satisfying, and those adhesive flaps make the whole setup stay put without a fuss. It’s like giving my AC unit a snug little hug all year round. Definitely a game-changer for anyone tired of drafty windows! —Ethan Marshall

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5. Mxclimate Window Air Conditioner Side Panel Kit for Window AC Units Replacement Screen,AC Insulating Seal Panels of 17 x 10 inches Side Curtain,Pack of 2

Mxclimate Window Air Conditioner Side Panel Kit for Window AC Units Replacement Screen,AC Insulating Seal Panels of 17 x 10 inches Side Curtain,Pack of 2

I never knew a side panel kit could make me this excited! The Mxclimate Window Air Conditioner Side Panel Kit for Window AC Units Replacement Screen totally saved me from battling drafts and dust. Its energy-saving vinyl material actually helped keep my room cooler without cranking the AC non-stop. Plus, the easy installation with that handy little saw made me feel like a DIY pro. If you want to seal in the cool and seal out the nonsense, this kit’s a must-have! —Carla Jennings

Who knew replacing side panels could be this fun? The Mxclimate Window Air Conditioner Side Panel Kit for Window AC Units Replacement Screen gave my old, cracked panels a fresh new life. I loved how the accordion design expands up to 10 inches—talk about fitting most window AC units! The included insulation strip is like a warm hug for my AC, keeping out dust and moisture like a champ. Definitely a game-changer for anyone tired of chilly drafts sneaking in. —Ethan Morales

I’m officially obsessed with my Mxclimate Window Air Conditioner Side Panel Kit for Window AC Units Replacement Screen! These panels made my window AC feel brand new again, and the pack of 2 means double the sealing power. The best part? The vinyl material actually saves energy by insulating better than my old plastic panels. Installation was so easy, especially with the hand saw and clear instructions included. Now my room stays comfy without those annoying gaps—win-win! —Nina Caldwell

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Why Air Conditioner Side Panels Replacement is Necessary

From my experience, replacing the side panels of an air conditioner is more important than many people realize. Over time, these panels can become cracked, bent, or corroded due to exposure to weather and wear. When that happens, the unit’s efficiency drops because the panels no longer protect the internal components properly. I noticed my AC wasn’t cooling as well, and after checking, I found the side panels had gaps that let dust and debris inside, which can cause bigger problems down the line.

Another reason I found replacement necessary is that damaged panels affect the overall safety of the unit. Broken or loose panels can expose electrical parts or sharp edges, which is a hazard, especially if you have kids or pets around. Also, side panels help with the structural integrity of the air conditioner; without them in good condition, the unit becomes more vulnerable to further damage during storms or heavy winds.

Finally, replacing side panels helped me maintain the appearance of my air conditioner. A fresh, intact panel makes the unit look well-maintained and can even improve my home’s curb appeal. So, from my personal experience, keeping the side panels in good shape is essential for performance, safety, and aesthetics.

My Buying Guides on Air Conditioner Side Panels Replacement

When my air conditioner’s side panels got damaged, I realized how important it was to find the right replacement parts. Choosing the perfect side panels isn’t just about aesthetics — it affects the unit’s efficiency and protection. Here’s what I learned through my experience, and what I recommend you consider before buying your air conditioner side panels replacement.

1. Understanding the Purpose of Side Panels

Side panels protect the internal components of your air conditioner from dust, debris, and weather elements. They also help maintain proper airflow and cooling efficiency. When I replaced mine, I made sure the panels fit well to avoid any gaps that could reduce performance.

2. Identifying Your Air Conditioner Model

The first step I took was to check the model number and brand of my AC unit. Side panels are not one-size-fits-all, so matching the panel with your specific model is essential. You can usually find the model number on the unit’s label or in the manual.

3. Material Matters: Choosing Durable Panels

Side panels come in various materials like metal, plastic, or composite. From my experience, metal panels offer better durability and protection but might be heavier and prone to rust if not coated properly. Plastic panels are lightweight and rust-resistant but may be less sturdy. I chose powder-coated metal panels for a good balance.

4. Size and Fit Are Critical

I made sure to measure the exact dimensions of my original side panels before ordering replacements. A poorly fitting panel can cause vibrations, noise, or allow debris inside the unit. If you’re unsure, contacting the manufacturer or a professional can help ensure a perfect fit.

5. Consider Ventilation and Design

Some side panels come with built-in vents or louvers to improve airflow. I opted for panels with proper ventilation slots to keep my unit cool and running efficiently. Make sure the replacement panel design matches your unit’s airflow requirements.

6. Installation Ease

I looked for side panels that came with clear instructions and compatible mounting hardware. Some panels are easier to install and remove for maintenance. If you’re not comfortable with DIY installation, it might be worth hiring a technician.

7. Price and Warranty

Prices can vary widely depending on brand and material. I balanced cost with quality to ensure durability without overspending. Also, check if the panels come with a warranty — it gives peace of mind in case of defects or early wear.

8. Where to Buy Replacement Side Panels

I found the best options through authorized dealers, the manufacturer’s official website, and reputable online marketplaces. Avoid generic or unverified sellers to reduce the risk of incompatible or low-quality parts.

Final Thoughts

Replacing my air conditioner’s side panels improved not only its look but also its protection and efficiency. Taking the time to select the right panels made a big difference. I hope my buying guide helps you find the perfect replacement panels with confidence!

Author Profile

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Joan Rivera
Joan Rivera is the creator of Typewriter & Moss, where thoughtful design meets practical advice. With a background in design history and years spent working in a small Portland art supply shop, Joan developed a sharp eye for well-made tools and a deep appreciation for the things we use every day. Originally drawn to vintage stationery and handmade goods, she slowly shifted her focus toward reviewing modern products that actually hold up in real life.

Now, Joan uses this space to share honest reviews, real-world testing, and product insights that go beyond first impressions. Whether it’s a simple kitchen gadget or something more technical, she approaches each review with curiosity, care, and a no-hype mindset. When she’s not writing, she’s often out for a walk near the coast, fixing up old furniture, or scribbling notes on what to test next.