Extending your portable air conditioner’s exhaust hose can greatly enhance its convenience and functionality, especially in larger rooms or uncommon window placements. This article reviews the best portable air conditioner tube extensions designed to provide durability, heat resistance, and flexibility. Whether you need an upgrade for compatibility with brands like Delonghi or LG, or require a longer hose for better reach, these options feature anti-clockwise threads and robust materials to withstand hot airflow efficiently.
Product Name | Brand | Key Features | Length (Inches) | Diameter (Inches) |
---|---|---|---|---|
HOXHA Portable Air Conditioner Hose with Coupler | HOXHA | Anti-clockwise thread, heat & wear resistant, includes coupler | 59 | 5.9 |
80″ Portable AC Hose with Anti-Clockwise Thread | Zomia | Expandable to 80″, flexible polypropylene with steel ring | 15 – 80 (expandable) | 5.9 |
UNAOIWN Portable AC Hose with Coupler | UNAOIWN | Durable polypropylene, anti-clockwise, includes coupler | 59 | 5.9 |
LEZIFU Portable Air Conditioner Kit with Adjustable Seal | LEZIFU | Includes hose and window seal, reusable PVC, easy install | 59 | 5.9 |
BEWAVE Portable Exhaust Vent Hose | BEWAVE | Telescopic length, heat resistant steel ring, anti-clockwise | 11 – 59 (telescopic) | 5.9 |
HOXHA Portable Air Conditioner Hose with Coupler 59″

The HOXHA Portable Air Conditioner Hose features a 5.9 inch anti-clockwise thread compatible with many portable AC units such as Delonghi and LG. Made from thickened polypropylene with a built-in steel ring, it offers excellent resistance to heat, wear, and aging, ensuring a long service life. The 59-inch hose includes a coupler allowing you to extend the length as needed. It is designed to withstand continuous flow of hot air without leaking or damage.
Zomia 80-Inch Portable AC Exhaust Hose

This Zomia 80-inch hose is expandable, allowing adjustment between 15 to 80 inches, making it highly versatile for various installation needs. It features a 5.9-inch diameter with an anti-clockwise thread that fits several popular models like Haier and Delonghi. Constructed from premium polypropylene with an internal steel ring, it combines flexibility with durability and heat resistance for reliable long-term use.
UNAOIWN Portable Air Conditioner Hose with Coupler 59″

The UNAOIWN hose extension kit includes a 59-inch vent hose and a 5.9-inch coupler for seamless extension of your current AC hose. It shares the anti-clockwise thread feature common in many portable AC units. The thickened polypropylene construction with steel reinforcement offers strong heat resistance and wear longevity, operating efficiently in temperatures from -20°C to 90°C. This kit is ideal if your existing hose is insufficient in length.
LEZIFU Portable AC Kit with Adjustable Window Seal 59″

The LEZIFU Portable AC Kit combines a 59-inch hose with an adjustable window seal, crafted from high-quality PVC that is anti-aging and anti-extrusion. This kit prevents warm air from circulating indoors by efficiently diffusing hot exhaust outside. It is reusable, easy to install without extra tools, and includes an installation video, making it convenient for both vertical and horizontal windows.
BEWAVE Portable Air Conditioner Hose 59″

The BEWAVE exhaust vent hose offers a 5.9-inch anti-clockwise thread suitable for many portable AC units. Stretchable up to 59 inches and retractable to 11 inches for compact storage, it offers excellent telescopic functionality. Made from thickened polypropylene with an embedded steel ring, it is designed for durability, heat resistance, and long-lasting performance during continuous use.
Buying Guide for Portable Air Conditioner Tube Extensions
Compatibility With Your AC Unit
Ensure the extension hose matches your portable air conditioner’s exhaust port diameter (typically 5.9 inches) and thread direction. Most portable AC units require an anti-clockwise threaded hose. Measuring your existing hose and coupler before purchasing helps avoid compatibility issues.
Length Requirements
Extension hoses come in fixed lengths like 59 inches or are expandable, stretching between 15 and 80 inches. Choose a length that suits your room size and installation setup. Expandable hoses offer flexibility but ensure they maintain durability and heat resistance through their telescopic design.
Material Quality and Durability
Look for hoses made from thickened polypropylene reinforced with steel rings. This construction resists heat, wear, and aging, crucial for handling hot airway expelled by portable air conditioners. A quality hose minimizes leaks and maintains efficiency over time.
Additional Features
Some kits include couplers for easy hose length extension or come with adjustable window seals to improve installation versatility and energy efficiency. Reusable components with easy installation methods help maintain convenience for seasonal use.
Heat Resistance and Temperature Range
Verify the hose’s heat tolerance to ensure it can withstand the hot air temperature expelled by your AC. Hoses functioning efficiently between -20°C to 90°C (or higher) offer safe and reliable operation without deformation or damage.