Air conditioner window sealing strip, three-layer thickened aluminum material, waterproof Oxford cotton, heat insulation.

Important Note: Please confirm the product dimensions (length) before purchasing. This product is only suitable for sliding windows, sliding doors, and double-leaf sliding windows; it is not suitable for other types of windows.

【Thickened Triple-Layer Thermal Insulation Sealing Kit】New Product: Thickened triple-layer sealing strip designed specifically for portable air conditioners—our air conditioner sealing kit is made of select aluminum foil.

Made with thick insulation cotton and high-density Oxford cloth: 100% waterproof and heat-insulating, UV-resistant, enhances privacy, reduces glare, and creates a soft and quiet indoor environment. Easy to install.Moreover, installation is quick and easy. The thick material effectively prevents cold air leakage and is rainproof, dustproof, and debris-proof. It is the best alternative to expensive plastic panels and inferior sealing strips.[Say Goodbye to Traditional Transparent Sealing Strips] Are you tired of those thin, shiny sealing strips that not only leak air but also have poor heat insulation? Traditional sealing strips are too thin...Improperly installed window weatherstripping not only fails to block sunlight but also allows cold air to enter the room. Our window weatherstripping features a newly reinforced three-layer design, making it sturdy, durable, and able to completely solve these problems.Our single-layer sealing strip is flexible and fits perfectly into various gaps. Our window air conditioner sealing strip effectively blocks outdoor heat, locks in cool air, and prevents hot air leakage or backflow, creating a comfortable and quiet summer for you.[Adjustable Size] This portable air conditioner sealing kit measures 25 x 180 cm. Velcro edges and reinforced seams on both sides greatly simplify installation. This kit is suitable if your window height is equal to or slightly smaller than this size.The 180cm size is just right. If your windows are low, fold the weatherstripping inwards to the appropriate size and secure it with the included Velcro. This will ensure a tight, leak-proof seal even if the window height is slightly different.【Double-Layer Exhaust Sleeve】 Tired of squeaky zippers and leaking cold air? Our portable air conditioner exhaust kit features a double-layer sleeve design, eliminating the hassle of zippers! The double-layer structure ensures optimal airflow. Even better: both the inner and outer sleeves are removable, optimizing weight distribution, preventing deformation, and enhancing sealing. All sealing problems are solved at the source. 【Three-Step Installation, Easy Storage】1. Secure the sleeve (hook) to the window frame. 2. Fold it to the desired height and secure it with the provided loops. 3. Thread the exhaust hose through the opening and tighten the drawstring. Installation is quick and easy, requiring no tools. Unlike expensive and bulky plastic seals, our lightweight Oxford cloth window air conditioner sealing kit is easy to install and can be easily rolled up for convenient storage after use.