Portable AC Window Seal – Universal Exhaust Hose Sealing Cloth

Keep your portable air conditioner running at peak efficiency with the AirLock Window Sealing Cloth — a smart, easy-to-install solution designed for tilting, rotating, and sash-style windows. Say goodbye to hot air sneaking back into your cooled space and hello to a consistently comfortable indoor climate.

Why You'll Love the AirLock Window Seal

• Quick & Easy Installation: Specifically designed for roof-mounted rotating sash windows, this sealing cloth fits in minutes. Simply measure your window, wrap the cloth, and secure it with the integrated binder — accommodating a maximum window circumference of 310 cm (approx. 122 inches) for a perfect, gap-free fit.
• Super-Strong Zipper Closure: A robust, heavy-duty zipper keeps your AC exhaust hose locked firmly in place throughout operation, preventing accidental openings and maintaining consistent airflow direction for maximum cooling performance.
• Effective Temperature Barrier: This sealing strip stops warm outdoor air from infiltrating your cooled room while channelling the hot exhaust air from your portable AC unit directly outside — maintaining a comfortable indoor environment efficiently.
• Universal Compatibility – Single & Dual Pipe: Thanks to its innovative double-zipper opening design, this seal works seamlessly with both single-hose and dual-hose portable air conditioners across a wide range of brands and models.
• Durable & Washable Polyester: Crafted from waterproof polyester fabric, this sealing cloth is built for long-term use. When it needs a clean, simply wash it in water at up to 40°C — low-maintenance and hassle-free.

Specifications

Package Contents

• 1 × Window Sealing Cloth

Note: Actual color may vary slightly from screen images due to monitor brightness and lighting conditions. Please allow minor measurement tolerances of ±1–2 cm.

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For guidance on improving home energy efficiency and indoor air quality, visit the U.S. Department of Energy – Energy Saver: Portable Air Conditioners.

Learn more: Automotive air conditioning

Frequently Asked Questions

Q: What window types is the AirLock Window Sealing Cloth compatible with?

A: The AirLock Window Seal is designed primarily for tilting, rotating, and sash-style windows. It accommodates a maximum window circumference of 310 cm, making it suitable for most standard residential windows when used with a portable AC unit.

Q: Does this window seal work with dual-hose portable air conditioners?

A: Yes! The double-zipper opening design makes the AirLock Sealing Cloth fully compatible with both single-hose and dual-hose portable air conditioners, giving you versatile, brand-agnostic coverage.

Q: How do I clean the window sealing cloth?

A: The waterproof polyester fabric can be hand or machine washed in water at a maximum temperature of 40°C. Allow it to air dry fully before reinstalling to maintain its shape and sealing effectiveness.

Q: Which size should I choose for my window?

A: Measure the width of your window opening and select the closest size from the available options: 190×38 cm, 230×38 cm, 270×38 cm, or 380×38 cm. If you're between sizes, choose the larger option for a better seal coverage.