Best Air Conditioning Tubes of 2026

Robert Reyes Avatar
Robert Reyes
Last Updated: Jan 10, 2026

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Air conditioning tubes are an essential component of any HVAC system. These tubes are designed to transport cool air from the air conditioning unit to different areas of a building or home. They come in various sizes and materials, including aluminum and flexible plastic. The tubes are easy to install and can be cut to fit the desired length. Properly installed air conditioning tubes ensure that cool air is distributed evenly throughout a space, making it more comfortable and energy-efficient.

At a Glance: Our Top Picks

Outus 5.9'' Diameter 80'' Portable AC Exhaust Hose with Square Adapter Cover #TOP 1
Outus 5.9'' Diameter 80'' Portable AC Exhaust Hose with Square Adapter
ftb score rating icon 9.9
Kerykwan 2 Pack 5 FT AC Drain Hose Kit Cover #TOP 2
Kerykwan 2 Pack 5 FT AC Drain Hose Kit
ftb score rating icon 9.8
LEZIFU Portable Air Conditioner Window Kit with Hose Cover #TOP 3
LEZIFU Portable Air Conditioner Window Kit with Hose
ftb score rating icon 9.6

Top 10 Air Conditioning Tubes

#TOP 1

Outus 5.9'' Diameter 80'' Portable AC Exhaust Hose with Square Adapter

Outus-56
White
80 Inch
Outus 5.9'' Diameter 80'' Portable AC Exhaust Hose with Square Adapter Cover
Outus 5.9'' Diameter 80'' Long Portable Air Conditioner Hose with Square Exhaust Hose Tube Adapter Portable Air Conditioner Ducting for Air Conditioning Parts

The Outus Portable AC Hose offers a handy combination of a flexible exhaust hose and a matching square adapter, so you won’t need to buy extra parts for many portable air conditioners. Its adjustable length, stretching from 15 to 80 inches, lets you customize the hose to fit your space perfectly, whether in a living room, bedroom, or office. Made from durable polypropylene, the hose resists wear and prevents leaks, ensuring long-lasting use. Plus, the ABS adapter connects the hose tightly to your air conditioner, helping improve airflow and boost cooling efficiency so you can feel comfortable faster.

What We Like
Complete hose and adapter set
Adjustable length for flexibility
Durable, leak-resistant material
Strong, lightweight adapter
Improves cooling efficiency
#TOP 2

Kerykwan 2 Pack 5 FT AC Drain Hose Kit

White
5 FT
Kerykwan 2 Pack 5 FT AC Drain Hose Kit Cover
Kerykwan 2 Pack 5 FT Air Conditioner Drain Hose Kit, Plastic Tube for AC Condensate, Flexible AC Drain Hose for Mini Split AC Portable AC Washer Dishwasher Faucet

The Kerykwan AC Drain Hose offers a reliable solution for managing your air conditioner's condensate. Made from durable polyethylene, this hose resists corrosion and is lightweight, making it easy for you to handle and install. Its flexibility allows you to bend it as needed, fitting perfectly in tight spaces. The kit includes two hoses, connectors, and clamps, giving you everything necessary for a secure setup. Besides air conditioners, you can also use these hoses with washing machines, dishwashers, or even as temporary fuel hoses, providing versatility for various household needs.

What We Like
Corrosion-resistant material
Flexible and lightweight
Complete installation kit
Multi-purpose use
#TOP 3

LEZIFU Portable Air Conditioner Window Kit with Hose

LEZIFU
SJT-BR#-BEAUTYPC-150722-B0951MYZ8J
LEZIFU Portable Air Conditioner Window Kit with Hose Cover
LEZIFU Portable Air Conditioner Kit with Hose, Adjustable Window Seal with 5.9 Inch Diameter 59" Length Hose for Vertical/Horizontal Window

The LEZIFU AC Window Kit is designed to help you keep your room cooler by efficiently venting hot air outside, which helps reduce your electricity bills. Its strong sealing prevents warm air from coming back inside, so your cooling efforts last longer. Made from durable, high-quality PVC, this kit resists wear and tear, allowing you to use it year after year without worry. Installation is simple and tool-free, thanks to the innovative design and included video guide, making setup and removal quick and hassle-free. Plus, the adjustable length fits most vertical and horizontal sliding windows, giving you flexibility for different window types.

What We Like
Effective sealing
Durable PVC material
Easy installation
Adjustable length
#TOP 4

BEWAVE Portable AC Exhaust Hose 59"

AH01
Gray
Dia 5.9"/L 59"
BEWAVE Portable AC Exhaust Hose 59" Cover
BEWAVE Portable Air Conditioner Hose, Portable Exhaust Vent Hose with 5.9 Inch Diameter, Universal Replacement AC Vent Hose Length up to 59"

The BEWAVE AC Exhaust Hose is designed to fit most portable air conditioners with its 5.9-inch anti-clockwise thread, so you should check your unit’s coupler before buying. Made from thick polypropylene and reinforced with a quality steel ring, this hose can handle hot air for long periods without wearing out. It stretches up to 59 inches, giving you the flexibility to place your air conditioner further from windows or vents, yet it retracts to just 11 inches for easy storage. Installation is simple—just stretch the hose ends and twist them onto your air conditioner’s coupler until secure, making setup quick and hassle-free.

What We Like
Universal 5.9-inch diameter
Durable heat-resistant material
Telescopes up to 59 inches
Easy anti-clockwise installation
#TOP 5

HOXHA 2 Pack 5.9" Portable AC Exhaust Hose Kit

AH07
2 Pack Hose/Coupler
HOXHA 2 Pack 5.9" Portable AC Exhaust Hose Kit Cover
HOXHA 2 Pack Portable Air Conditioner Hose with Coupler 5.9 Inch AC Exhaust Vent Duct Hose Universal AC Tube Hose Kit Parts Accessories

The HOXHA Portable AC Hose is designed to fit most portable air conditioners, including brands like Delonghi and LG, thanks to its 5.9-inch anti-clockwise threaded coupler. This means you can easily connect it without compatibility worries. Made from thick polypropylene with strong steel rings, it’s built to handle hot air for a long time, providing durability and reliable performance. Each kit includes two 59-inch hoses and two couplers, giving you extra length if needed. Installation is simple: just stretch the hose ends and twist them onto the coupler until secure, ensuring a tight and stable fit for efficient air exhaust.

What We Like
Universal 5.9" diameter
Durable polypropylene with steel ring
Includes two hoses and couplers
Easy installation with secure fit
#TOP 6

KLOLKUTTA Portable AC Window Vent Kit

White
KLOLKUTTA Portable AC Window Vent Kit Cover
Portable AC Window Kit with Exhaust Hose, Air Conditioners Kits Parts Adjustable Window Seals for Sliding Window, Vertical Sliding AC Vent Kit with 5.9” Round Coupler

The KLOLKUTTA AC Vent Kit is designed to fit both vertical and horizontal sliding windows, making it a flexible solution for your portable air conditioner setup. You can easily adjust the vent kit to match your window size, ensuring a perfect fit. This kit works with most portable AC brands, so you won’t have to worry about compatibility. It helps keep your room cool by sealing the window properly, which also saves energy by preventing warm air from entering. Installation is simple and tool-free—you just slot, slide, and lock the pieces in place, making it quick and hassle-free to set up.

What We Like
Adjustable window fit
Universal compatibility
Energy-efficient sealing
Easy, tool-free installation
#TOP 7

Qualward 5.1 Inch Portable AC Exhaust Hose

White
Qualward 5.1 Inch Portable AC Exhaust Hose Cover
Portable Air Conditioner Hose 5.1 Inch Diameter,Portable AC Hose Exhaust Vent With Anti-Clockwise Thread Length up to 80 Inches

The Qualward Portable AC Hose is designed with a 5.1-inch diameter and a unique counterclockwise thread, so you’ll want to check your air conditioner’s specs before buying to ensure compatibility. This hose extends up to 80 inches, giving you flexibility to route it through walls or windows, and it can be shortened to 15 inches for easy storage. Made from durable polypropylene with a steel ring inside, it’s built to handle heat and stay flexible, so it won’t crack or leak over time. Installation is simple—just twist the hose anticlockwise onto your AC’s coupling and secure it, making setup quick and hassle-free.

What We Like
5.1-inch diameter
Expandable up to 80 inches
Durable polypropylene material
Easy anticlockwise installation
#TOP 8

RUNZEG Portable AC Hose Cover Wrap

Gray
Grey Set
RUNZEG Portable AC Hose Cover Wrap Cover
RUNZEG Air Conditioner Hose Cover Wrap, Portable AC Hose Duct Vent Cover Sleeve Insulated Cover with 2 Adjustable Buckle Straps for AC for 5" & 5.9" Diameter Exhaust Hoses Tube, Grey

The RUNZEG AC Hose Cover is designed to fit most 5" and 5.9" diameter portable air conditioner exhaust hoses, so you don’t have to worry about cutting or adjusting it yourself. It features a simple Velcro design, making installation quick and tool-free, allowing you to secure the cover tightly in just minutes. This cover helps your room cool faster by adding insulation around the hose, which improves your air conditioner's efficiency and can save you money on cooling costs. Made from three layers of aluminum foil, felt, and waterproof fabric, it effectively blocks heat transfer to keep your space comfortable.

What We Like
Universal fit size
Easy Velcro installation
Improves cooling efficiency
Triple-layer insulation
#TOP 9

Benasan Portable AC Hose Insulation Sleeve

Portable AC Hose Insulation Black 1P
Black
1 Pack
Benasan Portable AC Hose Insulation Sleeve Cover
Portable AC Hose Insulation Sleeve, Portable Air Conditioners Insulated Hose Cover Wrap, Fit 5" & 5.9" Diameter Exhaust Hose, Easy Installation with 3*Adjustable Buckle Straps, Black

The Benasan AC Hose Sleeve is designed to keep your portable air conditioner's exhaust hose cool by minimizing heat loss. This means your room stays cooler and your AC works more efficiently. Installation is quick and easy—you just stretch the hose, wrap it with the sleeve using the Velcro, secure the ends with elastic bands, and reconnect it to your AC. The sleeve fits most hoses between 5 and 5.9 inches in diameter, making it a versatile accessory. Plus, it protects your hose from sunlight, dust, and bugs, helping it last longer and stay clean. This simple addition can improve your AC's performance and durability.

What We Like
Heat reduction
Easy installation
Universal hose fit
Sunlight protection
Dust and bug barrier
#TOP 10

HOXHA 5.9" Portable AC Exhaust Hose with Coupler

AH00
Hose/Coupler
HOXHA 5.9" Portable AC Exhaust Hose with Coupler Cover
HOXHA Portable Air Conditioner Hose with Coupler 5.9 Inch Anti-Clockwise Thread AC Exhaust Vent Duct Hose Universal AC Tube Hose Kit Parts Accessories, 59" Length, Hose/Coupler

The HOXHA Portable AC Hose is designed with a 5.9-inch anti-clockwise threaded diameter, making it compatible with many popular portable air conditioners like Delonghi and LG. This feature ensures a secure fit, but it's important for you to check your unit's coupler before buying. Made from thick polypropylene with a sturdy steel ring, this hose resists heat, wear, and aging, so it can handle hot air over long periods without damage. The 59-inch length comes with a coupler that lets you extend the hose if needed. Installation is simple: stretch the hose ends and twist to lock it firmly, giving you a reliable connection every time.

What We Like
Anti-clockwise thread
Durable polypropylene material
Built-in steel ring
59-inch length with coupler
Easy installation process
Buying Guide Image

Frequently Asked Questions (FAQs)

1. Which is better copper tube or aluminium tube in AC?

Copper tubes are generally considered better than aluminum tubes in air conditioning systems. Copper is a superior thermal conductor with a higher heat transfer rate. However, aluminum is often used in conjunction with copper to reduce costs. AC coils are typically made of copper tubes with aluminum fins surrounding them.

2. What size pipe is used for air conditioner?

Common pipe sizes used for air conditioners are 3/8″, 1/2″, 5/8″, 3/4″, 7/8″, and 1 1/8″. Larger sizes are available for bigger systems. Older systems from Trane and GE may have used 1/4″ and 5/16″ pipes, but they have likely been replaced with newer systems by now.

3. Can you use AC without the tube?

No, you cannot use an air conditioner without the tube. The tube, also known as the vent hose, is essential for the proper functioning of the AC unit. Removing the vent hose would disrupt the cooling process and potentially lead to heating up the room instead of cooling it.

4. What are the different types of refrigerant tubing?

Different types of refrigerant tubing used in HVAC and refrigeration applications include aluminum, steel, stainless steel, and plastic tubing. These materials have various properties and are chosen based on factors such as cost, durability, and compatibility with the specific application.

5. Does length of AC copper pipe affect cooling?

Yes, the length of the AC copper pipe can affect cooling. If the copper pipe line is too long, it can result in slower refrigerant flow, leading to insufficient refrigerant in the compressor. This can increase the load on the compressor and impact the cooling efficiency of the air conditioning system.

6. What are the disadvantages of copper tube?

Some disadvantages of copper tubes include their higher cost compared to other materials, the potential for adding a metallic flavor to water, and their inability to withstand acidic water. These factors should be considered when choosing the appropriate tubing material for a specific application.

7. What happens if you use an AC without the hose?

Using an air conditioner without the vent hose would disrupt the cooling process. Instead of cooling the room, the AC would cycle the room air between cool-and-dry and hot-and-humid, which could actually heat up the room instead of cooling it. It is essential to ensure the vent hose is properly connected and in place for the AC to function effectively.

Editor's Notes

During our air conditioning tube research, we found 48 air conditioning tube products and shortlisted 10 quality products. We collected and analyzed 21,485 customer reviews through our big data system to write the air conditioning tubes list. We found that most customers choose air conditioning tubes with an average price of $17.63.

The air conditioning tubes are available for purchase. We have researched hundreds of brands and picked the top brands of air conditioning tubes, including Outus, Kerykwan, LEZIFU, BEWAVE, HOXHA. The seller of top 1 product has received honest feedback from 1,039 consumers with an average rating of 4.9.

Written by
Robert Reyes Avatar

Robert Reyes is a dedicated writer from San Francisco with a bachelor of degree in mechanics and a bachelor of degree in marketing. He focuses on making some complicated topics simple and enjoys explaining complex and technical things in an easy-to-understand way.