About this item 【More Reliable Material】: Our air conditioner window kit is made of reinforced PVC material, which provides better heat resistance, wear resistance, aging resistance and ensures longer service life. It can withstand the heat and direct sunlight of several summers. Lightweight, can be easily attached and removed. 【Seamless Designed】: Specially designed for 5.9 inch diameter ducts for portable air conditioners. We have optimized the sliding groove structure of the panel, which connects the inner and outer panels with built-in grooves, which ensure seamless side joints between all panels after installation. The panel effectively guides the warm air out of the window and keeps the room cool. 【Good Seal】: Air conditioner window seal has an easy-to-use rail design, easy sliding of the sealing panels and quick lock, it will not wobble or twist, and we are equipped with a sealing strip that can compensate for the gap between the fixed panel and the adjustable panel to ensure the optimal performance of your air conditioner. There are a total of 4 panels with an extension length of 17 to 60 inches. 【Easy to Install】: This pull-out AC vent kit is compatible with vertical and horizontal sliding windows, it is easy to install and does not require disassembly of the sliding door for use. Simply attach the kit to the right or left side of the sliding door to open and close the sliding door with ease. 【Package Contains】: Universal window vent kit includes 4 panels, 1 joint, 1 AC drain hose, 6 screw fittings, 2 window seals and 1 user manual. Suitable for most vertical and horizontal sliding windows. You can use a combination of 2 panels, 3 panels or 4 panels depending on the size of the window. Meets the requirements of different window heights. › See more product details