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The Best Small Air Conditioner Cover of 2023 – Reviewed and Top Rated

2,911 Reviews Scanned

Rank No. #1

Window Air Conditioner Cover Outdoor, Luxiv Outside Window AC Unit Cover Black Dust-proof Waterproof AC Cover Outdoor Window AC Protection Cover (21Wx16Dx15H)

【420D Waterproof Material】: Window air conditioner covers are made of high quality 420D waterproof oxford cloth, with a silver inner layer, better waterproof effect, washable and durable.
【Please Choose the Right Size】: Window AC unit cover size is 21W * 16D* 15H inches (53*40*38cm), suit for most of standard window ac units 3,000 - 7,000 BTU.
【Double Straps Design】: Outdoor window AC protection cover has two adjustable straps with a snap buckle, making the cover not easy being fall due to wind, and easy to put on and take off.
【Isolate Cold Air and Dust】: Black window AC cover not only could protect the ac unit from UV, and dust, but also could keep your room warm in winter, prevent dust, rain, and snow enter to indoors.
【Please Note】:Please choose our product according to your air conditioner size. In order to long time use, we suggest cleaning it regularly.

Rank No. #2

Bekith Indoor Air Conditioner Cover Defender, AC Cover for Inside Window Unit 17 x 13 x 3.5 inches(L x H x D), Black

Applicable Dimension: Inner size 17” x 13” x 3.5” (L x H x D), fitting most of 3000BTU to 5000BTU window air conditioners or indoor AC unit size of 14"-17"x 11"-13" x 3.5"(L x H x D)
Prevents Drafts: Made of 420D polyester/cotton, this insulated AC box cover for window-mounted AC units helps conserve energy by blocking cold drafts from entering the home.
Reduce Heating Costs: The indoor air conditioner cover with embedded cotton blocks warm air escaping and cold air getting through in AC. Prevent heat loss in the winter to reducing heating costs.
Innovative design: Adjustable straps on both sides and elastic cords around allows you to achieve a snug fit. Provide customized fit. And the hole in the bottom corner allows the cable to pass through.
Premium AC Cover for Inside: Combining convenience and practicality. No tools required. Simply slip the cover over your air conditioner.

Rank No. #3

Indoor Air Conditioner Cover, AC Unit Window Cover for Inside Double Insulation with Elastic Drawstring 25L x 17H x 3.5D inches

Cover Size: 25 x 17 x 3 inches (L x H x D). Fits Window Air Conditioner Units up to 23-25" x 14-17" x 3.5"(L x H x D).
Energy Saving: Double layer Polyester/ embedded cotton indoor ac cover blocks warm air escaping and prevents wind or cold air drafts from entering through air conditioners to reduce heating costs during winter.
Easy to Install: No tools required. Simply slip the cover over the air conditioner. The adjustable drawstring on one side for tightening and the free extra drawstring make it fit well for the AC unit.
Convenient and Humanized Design: It has 2 holes on the bottom corner that are convenient for the air conditioner power cable to pass through, looks nice, and no need to worry about the cable anymore.
Protect Your AC Unit：Prevents dust, dirt, and other small debris from clogging up your A/C unit when it's not in use. The inner lining near the air conditioner is made of water-resistant fabric. Block humid air entering to keep your equipment safe. The cover is machine washable and reusable.

Rank No. #4

KylinLucky Window Air Conditioner Cover for Outside Units - Winter AC Unit Cover (17W x 12D x 13H inches)

Appropriate Dimensions - 17"width x 12"deep x 13"high. Fits Most 3,000 - 5,000 B
PREMIUM QUALITY - Made of heavy-duty, waterproof 420D polyester,prevent the accumulation of rain and snow, protecting your AC window unit from rust and corrosion.
PREVENTS DRAFTS - AC cover securely fits the back of window-mounted AC units, helping conserve energy in the winter months by blocking cold drafts from entering the home.
EASY ASSEMBLY - Secure with two sturdy adjustable straps, durable, and Convenient.
REPELS RAIN AND SNOW -This waterproof Window Unit Defender prevents the accumulation of rain and snow, protecting your AC window unit from rust and corrosion.

Rank No. #5

Bestalent Outdoor Window Air Conditioner Cover, AC Unit Cover for Outside 17W x 12D x 13H inches (Black)

Durable Material：Bestalent outdoor window ac covers are made of heavy duty waterproof 600D Oxford Fabric,which resistant to water, rain, snow,dust,protects your air conditioning window unit from corrosion and increases durability.
Cover Size：Outdoor air conditioner unit cover size is 17Wx12Dx13H inches,outside ac cover perfectly covers all air conditioners on the outside (including bottom) of the window air conditioner unit. Measure your AC unit before choosing the correct size
Perfect Fit：Secure with two sturdy adjustable straps, the outside air conditioner cover fits better with the air conditioner unit, convenient and durable.
Energy Saving：Preventing cold air from entering the room through the air conditioner helps to save energy in winter, reduce heating costs and prolong the service life of the air conditioner unit.
Cleaning and Installation：No tools required. No need to remove the air conditioner, directly cover the outside part,easy to put on and take off. Please clean with mild water and soap.

Rank No. #6

Aozzy Air Conditioner Covers for Window Units Ac Cover for Outside Unit Winter Outdoor Heavy Duty Waterproof Insulation Defender with Adjustable Straps 17" W x 12" D x 13" H Inches

【FULL COVERAGE PROTECT AC WINDOW UNIT】Window Air Conditioner Cover Outdoor Keeps Rain, Snow And Dirt Leave Out Of The AC Units During Off-Season Months. Cover All The Outside Air Conditioner Units(Bottom Included) To Prevent Cold Drafts From Entering The House Through The A/C.
【DURABLE & WATERPROOF】Air Conditioner Cover For Outside Units Be Made Of Waterproof 600D Oxford UV Resistant, Designed To Withstand Rain And Snow, Allowing Long Term Outdoor Service.
【REDUCE HEATING COSTS, PROLONG A/C LIFE】Air Conditioner Cover For Window Units Stop Cold Draft, Wind-Proof Material To Block Cold Draft, Prevent Cold Wind Blowing In, Avoid Unnecessary Heat Exchange Between Inside And Out, Save Energy.
【ADJUSTABLE STRAPS】Ac Covers For Outside Unit Easy Assembly, Secure With Two Sturdy Adjustable Straps, Durable, And Convenient.
【Inside Dimensions】Window Ac Insulation Cover For Small Inner Size 17" W x 13" H x 12" D Inches. Fits Most 3,000 - 7,000 BTU Window Air Conditioner Units(Kindly Measure Your Machine To Confirm The Size).

Rank No. #7

THERMWELL Frost King AC2H Outside Window Air Conditioner Cover, 18 x 27 x 16-Inch, 18"X27"X16"X6, 18" x 27" x 16" x 6 mil Fits up to 10,000 BTU, Gray

Blocks Out Water, Ice, Dust & Leaves
Silver, Window Air Conditioner Cover
Durable Polyethylene

SaleRank No. #8

Bestalent AC Cover for Air Conditioner Cover Outside Unit Outdoor Central Fits up to 24 x 24 x 30 inches

Water-resistant air conditioner cover:Made of durable material with waterproof under coating, protects A/C unit from water seeping through and prolong its life.
Full coverage protection:AC cover for outside which size is 24”l x 24”w x 30”h,full coverage from top to bottom.Slightly larger size provides the possibility of full protection.
Built-in vent:Mesh vent designed for promoting air flow and reducing inside condensation.Keep the outdoor air conditioner dry all the year round.
Install conveniently:The length of the Fastening Strap is 1 / 2 of the vertical side, which is enough for the wire tube to pass freely.And the adhesive force of Velcro makes the pipe and electrical connection fit closely.
Add security:For further safety,the adjustable drawstring fix the cover firmly on the unit and keeps the central ac cover in place while windy.

Rank No. #9

i frmmy Outside Insulated Window Air Conditioner Cover for Outdoor Waterproof AC Unit, 21x 15x 16 Inches (Lx Hx D)- Black

All-Weather Protection: Our heavy-duty outdoor window AC cover is designed to protect your air conditioning unit from harsh weather conditions. It helps to prevent cold air from entering and warm air from escaping the house, ensuring the indoor temperature remains comfortable.
Triple-Layer Construction: This window air conditioner cover boasts a black waterproof outer layer, an aluminum foil mid-layer for heat reflection, and an insulating pearl cotton inner layer, offering robust protection and energy efficiency in a compact design.
Adjustable Fit: The outside ac unit cover includes two straps with adjustable metal buckles to secure the fit, offering additional protection against wind and potential damages.
Customizable Fit for Unique Designs: If your unit has a support bracket underneath, you can easily cut the bottom of outdoor ac cover to accommodate it.
Perfect Size: With dimensions of 21"long x 15"high x 16"deep, please measure your AC unit before purchasing to ensure the best fit.

Rank No. #10

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

【420D Waterproof Material】：Made of heavy-duty, waterproof 420D polyester, prevent the accumulation of rain and snow, protecting your AC window unit from rust and corrosion.
【Full Coverage Protect Ac Window Unit】：Window air conditioner cover outdoor keeps rain, snow and dirt. Leave out of the AC units during off-season months. Cover all the outside air conditioner units(Bottom Included) to prevent cold drafts from entering the house through the A/C.
【Reduce Heating Costs, Prolong A/C Life】：Air conditioner cover for window units stop cold draft, wind-proof material to block cold draft, prevent cold wind blowing in, avoid unnecessary heat exchange between inside and out, save energy.
【Ideal Size】: Window Ac Insulation Cover For Medium Inner Size 21.5" W x 15" H x 16" D Inches. Fits Most 3,000 - 7,000 BTU Window Air Conditioner Units(Kindly Measure Your Machine To Confirm The Size).
【Easy Assembly】: Secure with two sturdy adjustable straps, durable, and Convenient.

Rank No. #11

Window Air Conditioner Cover Outdoor, TRELC Air Conditioner Defender Winter AC Window Unit Cover with Adjustable Straps, Bottom Covered (Black, 21.26 x14.56 x 15.74 inch)

FULL COVERAGE - Measuring 21.26"width x 14.56"high x 15.74"deep. The AC unit cover is designed to cover all the A/C outside(bottom included) of window-mounted air conditioner.
WIDELY PROTECTION - Prevent cold drafts from entering the home, keeps rain, snow, dust and dirt leaves out of the AC units when not in use. Perfect for home, office or anywhere you have a window AC unit.
DURABLE & WATERPROOF - Made of waterproof 420D PVC oxford. Resistant to sunlight, rain and extreme temperature, which is allowing long term outdoor service
ENERGY & COST SAVING - Reduce heating costs during winter, eliminate the need to remove and reinstall AC unit.
ADJUSTABLE BUCKLE STRAPS - Secure with two adjustable straps for a tight and custom fit and protect the outside cover during windy conditions.

Rank No. #12

COSFLY Indoor Air Conditioner Cover AC Units Covers for Inside 16 x 13 x 3 inches (L x H x D)

Cover Size - 16 x 13 x 3 inches (L x H x D). Fits Window Air Conditioner Units up to 14-16" x 11-13" x 3"(L x H x D).
Energy Saving - 210 D Polyester/cotton indoor ac cover blocks wind and cold air drafts from entering through air conditioners, cover inside window-mounted air conditioning unit and also can works for wall mounted units of suitable size.
Easy to Install - No tools required. Simply slip the cover over the air conditioner. The cover itself has an elastic that is placed around the front of the ac unit and a draw string on each side provides a snug fit to help keep cold drafts from coming through.
Convenient - In the lower right corner of the cover, there is a small hole for the air conditioning power cable to pass through.
Protect Your AC Unit - Prevents dust, dirt, and other small debris from clogging up your A/C unit when it's not in use. Reduce heating costs during winter, eliminate the need to remove and reinstall A/C unit.

Rank No. #13

UNUN Window Air Conditioner Covers for Winter, AC Unit Covers Outside 17W x 13H x 12D inches

Maximum Protection - Featuring top quality heavy duty rip-stop 600D oxford fabric with water-proof inner layer and UV-stabilized to provide excellent protection against rain, snow, UV, dirt and so on. And the cover for the outdoor window air conditioner with double stitched seams for additional durability.
Full Coverage - Measuring inside Dimensions 17”W x 13”H x 12”D, the ac window unit cover which is designed to cover all the A/C outside (bottom included) of window-mounted air conditioning unit(Please kindly measure your machine to confirm the size).
Flexible Installation - No need to remove the air conditioner, directly cover the outside part. With 2 adjustable strap buckles that adjust to secure the cover attached sturdy to the ac unit, provides better protection .
Provides Excellent Waterproof - The ac window unit cover with water-proof inner layer keeps your wall air conditioner dry, provides excellent waterproof or snow-proof performance and will keep moisture out the A/C unit.
Energy Saving - Helping conserve energy in the winter months by blocking cold drafts from entering through air conditioners reduce heating costs prolong A/C life during winter.

Rank No. #14

Luxiv Newest Design Mesh Window Air Conditioner Cover Outdoor, Support Window AC Unit Work Use for Outside Window Ac Cover Black Dust-Proof Waterproof AC Cover Outdoor Window AC Protection Cover

【Profect Protect Air Conditioner】: Black window AC cover not only could protect the ac unit from sunlight, and dust, but also prevent scratches, delay machine aging, and prolong the service life.
【Please Choose the Right Size】: Window AC unit cover size is 27.5W * 22.5D* 18.5H inches (70*58*48cm), suit for most standard window ac units more than 12000 BTU.
【Double Straps Design】: Outdoor window AC protection cover has two adjustable straps with a snap buckle, making the cover not easy being fall due to wind, also easy to put on and take off.
【Profect Protect Air Conditioner】: Black window AC cover not only could protect the ac unit from sunlight, and dust, but also prevent scratches, delay machine aging, and prolong the service life.
【Please Note】:Please choose our product according to your air conditioner size. In order to long time use, we suggest cleaning it regularly.

Rank No. #15

Bekith Indoor Air Conditioner Cover Defender, AC Cover for Inside Window Unit 17 x 13 x 3.5 inches(L x H x D), White

Applicable Dimension: Inner size 17” x 13” x 3.5” (L x H x D), fitting most of 3000BTU to 5000BTU window air conditioners or indoor AC unit size of 14"-17"x 11"-13" x 3.5"(L x H x D)
Prevents Drafts: Made of 420D polyester/cotton, this insulated AC box cover for window-mounted AC units helps conserve energy by blocking cold drafts from entering the home.
Reduce Heating Costs: The indoor air conditioner cover with embedded cotton blocks warm air escaping and cold air getting through in AC. Prevent heat loss in the winter to reducing heating costs.
Double Insulation: The wind block poly lining and the outside cover are stitched together. Quilted machine washable poly/cotton cover.
Premium AC Cover for Inside: Combining convenience and practicality. No tools required. Simply slip the cover over your air conditioner.

Rank No. #16

kayme Air Conditioner Cover for Outside Units, 600D Durable AC Cover for Outside Unit Water Snow Dust Sun Protection, Square-Fits Up to 36 x 36 x 39 inches

【High Quality Material】Kayme central air conditioner cover is made of 600D Oxford cloth and PU fabric. With stronger water and tear resistance, protect your outdoor air conditioner from the damage of extreme weather. Extending the service life of the external unit of the air conditioner.
【Suitable size】Outdoor AC covers is designed to fits up to 36"L x 36"W x 39"H (covers size not AC size), covering from top to bottom, and is applicable to most standard square air conditioner outer units. lennox，rheem，goodman，friedrich etc .Please measure the size of air conditioning equipment before purchasing
【Padded handle and vent】1.Durable and sturdy padded handle can easily move and install the cover. 2.Mesh vents on both sides of the cover to Keep the outdoor air conditioner accessories dry all the year round, preventing mold or rust on the machine.
【Windproof buckle and Velcro】1.The adjustable drawstring at the bottom firmly secures the cover to the device, preventing it from being blown away by the wind, thus securing the outdoor air conditioner cover in place.2.Velcro design allows pipes to pass through.
【Comprehensive Protection】The ac unit cover protects your air conditioning equipment from rain, sunlight, snow, leaves, sand, dust, and other damage. Our products have a one-year warranty period. If you have any other questions, please feel free to contact us and we will do our best to solve them for you as soon as possible.

Rank No. #17

MODERN WAVE - 2 (Two) Central Air Conditioner Covers for Outside Units 36 x 36 inch - 1 (One) Top Universal Mesh Cover and 1 (One) Winter Waterproof Outdoor AC Defender Cover (Black, 36" x 36")

COMPREHENSIVE PROTECTION - The combination of a top solid air conditioner cover and a mesh AC cover provides complete protection for your AC unit year-round.
WEATHER RESISTANCE - These covers are designed to withstand various weather conditions, including rain, snow, UV rays, and debris.
DURABILITY - Both covers are made from high-quality materials, ensuring long-lasting performance and protection for your AC unit.
ELECTRICAL COMPONENT SAFETY - The covers effectively keep electrical components dry, reducing the risk of damage and ensuring optimal functionality.
RUST AND CORROSION PROTECTION - The covers safeguard your AC unit against rust, corrosion, and other types of damage caused by moisture and environmental factors.

Rank No. #18

Air Conditioner Cover for Outside Units, Waterproof Heavy Duty Outdoor Square Air Condition Covers Durable AC Cover Fits up to 24 x 24 x 30 inches

⭐ Durable Material: Made of 600D rip-resistant fabric with waterproof PVC coating keeps your table against rain, snow, sun, dirt, etc. connection fit closely.
⭐ Full coverage protection: AC cover for outside which fits square air conditioner outside unit up to 24"L x 24"W x 30"H, full coverage from top to bottom. Slightly larger size provides the possibility of full protection.
⭐ Anti-wind Design: For further safety, draw string hems are be allowed adjustment for a tight and custom fit to secure your ac cover on the unit and keeps the central ac cover in place while windy.
⭐ Breezy Installation: Secure with side Velcro closure and elastic hem cord for a snug fit, which is enough for the wire tube to pass freely.And the adhesive force of Velcro makes the pipe and electrical.
⭐ Mesh Vents for Breathability: The central air covers for outside add an air vent on side, which can add airflow inside and reduce condensation. Sturdy and well-built padded handles for easy fitting and removal.

Rank No. #19

NEAGLORY Air Conditioner Cover for Outside, AC Unit Covers Outdoor Fits up to 24X24X30 Inch, Durable Waterproof Windproof and Snowproof Design

Material: High-quality polyester Oxford waterproof fabric with a waterproof bottom coating, which can effectively protect your air conditioner outdoor unit and prevent it from being damaged by rain, snow, and frost. Durable and safe through winter.
Dimensions: 24X24X30 inches (length x width x height), which meets the needs of most outdoor air conditioners.
Easy to use: The strap can be adjusted well. When you don't need to use it, the air conditioner cover is convenient to fold and store. The black color makes it more resistant to dirt and easy to clean.
Unction: The function of the outer hood of the air conditioner is to extend the life of your outdoor outdoor unit, avoid being affected by outdoor factors such as snow, rain, sunlight, dirt, leaves and other debris, and avoid expensive maintenance.
Note: Before using the cover, make sure that the air conditioner is turned off and there are no sharp objects on it.

Rank No. #20

Jeacent Indoor Air Conditioner Cover Double Insulation Small

Inside Dimensions - 19-21"long x 11-15"high x 3.5"deep. Fits Most 3,000 - 7,000 BTU Window Air Conditioner Units
Stop cold air drafts from entering through air conditioners, cover inside window-mounted air conditioning unit
Reduce heating costs during winter, eliminate the need to remove and reinstall A/C unit
Double insulation - The wind block poly lining and the outside cover are stitched together. Quilted machine washable poly/cotton cover.

Last update on 2023-08-09 / Affiliate links / Product Titles, Images, Descriptions from Amazon Product Advertising API

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Specifications: How powerful they are can be measured.
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Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their Small Air Conditioner Cover.
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FAQ:

Q: What is the best air conditioner cover?

A: List of Top 5 Best Air Conditioner Covers in 2019: Indoor Air Conditioner Cover (Beige) (Medium – 15 -17″H x 22 -25″W x 2″D) Buy from Amazon. Indoor Air Conditioner Cover (Beige) (Large – 18 -20″H x 26 -28″W x 2″D)

Q: What is air conditioning cover?

A: AC covers help keep debris and other elements out of central units in the off season, while window and wall units require air conditioner covers to keep cold drafts of air from entering the room. If you will be keeping your window units installed for the long term or you need additional air…

Q: What is an outdoor air conditioning unit?

A: An air conditioner is the outdoor unit which is also called a condenser. The condenser , working with the indoor unit evaporator coil, cycles air through the system to remove the heat from the indoor air producing a comfortably cooled home.

Q: What are air conditioning units?

A: Window air conditioners. Window air conditioners are installed directly into a window. … Portable air conditioners. Portable air conditioners are freestanding units that can be moved easily from room to room. … Ductless mini-split systems. … Through-the-wall air conditioners. …