Best Air Conditioner Covers for Outside Units in 2021 – Top Reviews

Not everyone has storage for outside air conditioners when summer and autumn are over. When you have to leave them on the terrace or in your backyard, you need good air conditioner covers to protect them from dust and leaves. But those covers also come in handy when you need to keep dirt, dust, insects, and other debris away from the exterior of your AC unit.

All outside air conditioners are a bit bulky and when not use, might not be very decorative. A cover can hide them a bit or make them nearly invisible. Since most products are waterproof, the AC unit is protected against rain or snow. The air conditioner covers are available in different sizes and colors. You will, for sure the right one that fits your specific model. To help you find the best cover for your outside air conditioner unit, we have reviewed the top 10 best Air conditioner covers currently available on the market.

List of the top 10 best Outdoor Air Conditioner Covers in 2021

Last update on 2021-01-06 / Affiliate links / Images from Amazon Product Advertising API

Read details about each product below:

10. Little World Heavy Duty Air Conditioner Cover

Little World Heavy Duty Air Conditioner Cover


Protect your air conditioner from rain, leaves, or snow using this high-quality AC cover from Little World. This cover is made from weather-resistant material made for outdoor use in hot or cold weather. It is designed for all square AC units measuring up to 34L x 34W x 30H. The cover comes with an elastic cord with a toggle to ensure a tight fit on your air conditioner.

Air vents on the side prevent wind lofting and interior condensation. The cover is also equipped with large padded handles for easy removal and fitting. You will like the sturdy click-close straps which prevent it from being blowing away by strong winds. The fabric is easy to clean, and even strong winds will keep it attached.

Key Features
  • Color: Black
  • Dimensions: 34 by 34 by 30-inches
  • Material: Water-repellent fabric
  • Secure and tight fit
  • Mold and mildew resistant
  • Easy to store and clean
  • Safe from strong wind
  • Easy to fit and remove
  • Only one color option

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9. Full Winter AC Cover for Outdoor Protection – AC Defender

STURDY COVERS EST. 2015 Winter AC Cover



Defend your outdoor air conditioner from snow, shield, rain, and harmful UV rays using the EST. 2015 winter AC cover. This cover is produced with durable and heavy-duty 600D polyester material to ensure the best protection. Since the covers are exposed to the sun, it is UV-ray resistant,  waterproof, can deal with snow, and is tear-resistant for prolong use.

You can choose between three size options to ensure it fits most standard size air conditioners. It also features ventilation flaps to minimize moisture build-up within the air conditioner. On top of that, the cover comes with a bottom buckle and adjustable drawstring to secure it from strong winds.

Key Features
  • Materials: 600D polyester
  • Dimensions: 28 by 28 by 32-inches
  • Features built-in ventilation flap
  • Offers all-season protection
  • Simple to install and remove
  • Made of durable and heavy-duty material
  • Water-resistant and mildew-resistant
  • Foldable and easy to store
  • No color options

8. STURDY COVERS EST. 2015 Full Mesh AC Cover for Outdoor Protection

STURDY COVERS EST. 2015 Full Mesh AC Cover


This is another air conditioner cover from STURDY COVERS EST. 2015. This heavy-duty mesh cover is weather-resistant, allowing it to be used in all seasons. It is crafted from high-quality, PVC-coated polyester mesh that is quite durable. The unique mesh design prevents condensation on your AC and lets the airflow as much as possible.

Besides, this mesh cover offers sufficient airflow to the air conditioner to keep off excess moisture and to protect your outside conditioners from corrosion and rust. The cover measures 32 by 32 by 36-inches and is designed to fit most standard conditioners from top to bottom. This AC cover is also very easy to install and remove.

Key Features
  •  Material: PVC-coated polyester mesh
  • Dimensions: 32L by 32W by 36H inches
  • Debris and moisture resistant
  • Weather-resistant and UV-rays resistant
  • It is quick and easy to assemble
  • Available in three sizes to fit most units
  • Highly water-resistant and breathable
  • Comes with 5-years limited warranty
  • Pricey

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7. Jeacent Central AC Covers for Outside Units

Jeacent Central AC Cover for Outside Units


Keep your outside air conditioner dry and safe during the winter with this AV unit cover from Jeacent Central. This cover is manufactured from PVC-coated polyester mesh material. Even with the mesh structure, water won’t come through, and the unit is safe and kept dry. It is also breathable and waterproof to protect your AC unit from rusting and from the mold.

Very handy ist the fact that it comes in universal sizes and is designed to fit most standard air condensers from top to bottom. It also has adjustable straps attached and drawstrings to allow a secure custom fit. The manufacturer gives a  a 3-years limited warranty.

Key Features
  • Material: PVC-coated polyester
  • Dimensions: 24 by 24 by 30-inches
  • It is puncture-resistant
  • Adjustable strap lock closure
  • It is resistant to rain and sunlight
  • Breezy installation and removal
  • Comes at affordable price
  • It fits firmly on the UV unit
  • None

6. Modern Wave Premium Central AC Cover for Outside Units

Modern Wave Premium Central AC Cover


Are you looking for basic protection of the top of your unit? Then, you cannot go wrong with the Modern Wave Premium central AC cover. This cover is constructed from a heavy-duty mesh material that is tear-proof and weather-resistant. It will cover the top of your AC to prevent leaves, branches, or even small reptiles from falling into the fan part.

The Modern Wave cover is designed with four adjustable bungee cords that easily attach to the sides of the air conditioner to fit firmly on the unit. It is also available in two different size options so that you can get the right size for your conditioner. Overall, this cover is durable, easy to use, versatile, and tear-resistant.

Key Features
  • Materials: heavy-duty mesh
  • Dimensions: 36 x 36-inches
  • Top fit design
  • Reduces electrical failures
  • Provides good airflow
  • Simple to install
  • Keeps AC units free of debris
  • Comes at affordable price
  • It is not waterproof and won’t cover the sides.

5. COSFLY Water Resistant Air Conditioner Cover for Outside Units

COSFLY Water Resistant Air Conditioner Cover


For those looking for large size cover for big AC units, the COSFLY air conditioner cover is a great option. The COSFLY cover is made from high-quality 600D polyester oxford fabric, with a waterproof coating to protect your outside air conditioners from dirt, rain, harmful UV-rays, hail storms, and snow in the winter season. It is fade-resistant, tear-resistant, and durable even when used often. Be assured this cover will serve you well for a long.

It measures 36L by 36W by 39H inches, making it perfect for medium and large size AC units. It is straightforward to fit and remove. Besides that, it has two adjustable string hems for a custom and tight fit to secure the cover on windy days. It is also equipped with air vents that reduce wind lofting and condensation. Lastly, this air conditioner cover is easy to clean with a damp cloth.

Key Features
  • Materials: 600 D polyester oxford fabric
  • Color: Beige and navy
  • Highly ventilated to prevent rusting
  • Available in four different size options
  • Easy to use and maintain
  • Has a stylish and elegant design
  • Perfect for large size units
  • Wind and water-resistant
  • A bit expensive but it is durable

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4. Classic Accessories Veranda Air Conditioner Cover

Classic Accessories Veranda Air Conditioner Cover


Protect your expensive outside AC unit from the elements by using this waterproof air conditioner from Classic Accessories. The AC cover is crafted from heavy-duty Gardelle woven polyester fabric that provides both UV and water protection. It also has air vents that prevent fungi and moisture build-up.

This Classic Accessories AC cover measures 34 x 34 x 30-inches allowing it to fit most outside AC units on the market. It is also available in round design, making it ideal for different shaped air conditioners. It also features leg click-close straps to secure the cover from being blown away by the strong wind. Finally, it has sturdy handles for easy removal and fitting.

Key Features
  • Dimensions:
  • Material: Gardelle One woven polyester
  • Dimensions: 34 by 34 by 30-inches
  • Weight: 1 pound
  • Available in round design
  • Color: Pebble
  • Perfect for square and round units
  • Water-repellent and tear-resistant
  • Easy to maintain and clean
  • Easy to install and remove
  • Fade-proof and elegant design
  • More in the higher price range

3. AC Covers Custom Air Conditioner covers

AC Covers Custom Air Conditioner covers


This is one of the top-selling and top-rated air conditioner covers on the market. The AC Covers Custom air conditioner cover is designed to protect your outside AC unit from nesting critters, rusting, and condensation, as well as leaves and dirt. It is made from heavy-duty and tear-resistant fleece-lined Graded Vinyl material that does not fade or tear over time. This cover is mold- and rain-resistant to protect your outdoor air conditioner from weather impacts such as snow, rain, and hail.

This cover works with most air conditioner models on the market. You only need to write the model number of your AC machine when ordering. Besides that, it provides proper ventilation to prevent condensation, which can rust or damage the device.

Key Features
  • Materials: fleece-lined Graded Vinyl
  • Color: Navy Blue
  • Manufactured in the USA
  • Easy to fit and remove
  • Super easy to install
  • It is highly waterproof
  • Has eight color options
  • It fits perfectly and looks great
  • Comes with 3-years limited warranty
  • Limited size options
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2. Classic Accessories Square Air Conditioner Cover

Classic Accessories Square Air Conditioner Cover


Are you looking for a high-quality outdoor air conditioner cover that comes with an affordable price? Look no more; the Classic Accessories Square AC cover is the best option for you. This cover is designed to fit square AC machines measuring 32L by 32D by 30H-inches. It is crafted from durable woven polyester fabric with UV-ray and waterproof coating to ensure maximum protection.

Classic Accessories Square AC cover offers excellent protection against snow, falling objects, rain harmful UV-rays, and other elements. This product has meshed lined vents that prevent mildew and wind lofting. It also designed padded handles for stress-free installing and removing. Also, the cover is available in different size options, allowing it to fit a variety of models.

Key Features
  • Materials: woven polyester fabric
  • Dimensions: 34 by 34 by 30-inches
  • Color: Taupe
  • Secure from strong winds
  • Quick and easy to install
  • Water and weather-resistant
  • It works well with most models
  • Comes with affordable price
  • Only available in for square unitis

1. NEW: Ravenna Water-Resistant  Round AC cover

Ravenna Water-Resistant  Round AC cover


Are you owning a round shaped air conditioner? Then most of the products above won’t fit. But the Ravenna AC cover comes to the rescue. It fits all air conditioners 34″ in diameter x 30″ high.  Elastic hem cords will always take it in place. Padded handles make it easy for you to remove the cover and store it when not in use. It is foldable and lightweight.

Ravenna is a well established company when it comes to covers for all your patio furniture.  The durable woven polyester fabric withstands wind and rain as well as snow and leaves falling from the trees. Even sun wont harm the fabric because it has a special UV-protection.

Key Features
  • Color: Cappuccino
  • Dimensions: 30H X 34Diameter-inches
  • Crack and fade-resistant
  • Made from breathable, UV treated & Waterproof material
  • Well-made and durable
  • Ideal for round conditioners
  • Easy to use and fit
  • Compact and lightweight design
  • Works with only round units

How to Choose the Best Air Conditioner Covers | Buyer’s Guide

For you to get the best outdoor AC cover there a few things to consider. Below we list you some of the most important features to think about.

  • Material: The type of material that the cover is made of is essential to check. If you want to protect the AC machine during the winter, the kind of material used should be waterproof and weather-resist to protect it from rusting. On top of that, the material should also be breathable to prevent moisture build-up.
  • Size: The next factor that you should consider is the size of the cover. The best cover should never be tight or loose. You should first check your unit’s dimensions, model, and shape for you to get the right size.
  • Easy to install: The best cover should be easy to install and remove. It would help if you did not go for covers that are difficult to install on your machine. All the covers we have listed above are quick and straightforward to install and remove.


AC covers are used to protect the outdoor air conditioner from harsh weather conditions. We hope with our guide and reviews; you can now choose the best cover for your unit. All the covers that we have listed above are durable and available in different sizes and designs for every machine.

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