❄️❄️❄️❄️【NOTICE】: Please double check your window size before buying to avoid unnecessary trouble. | ❄️❄️❄️❄️【NOTICE】: Please secure each board after purchasing to prevent hot air from entering the room. | ❄️❄️【PRODUCT COMPATIBILITY】: Our air conditioner window kit fits 5.1" diameter air conditioners, it is suitable for most vertical or horizontal sliding windows , you can make any combination according to the size of the window. | ❄️❄️【MATERIAL PROPERTIES】: Our portable AC window seal kit is available of PVC coupler material, anti-aging, anti-extrusion, can be used for many years, effectively isolate the hot air from entering and save power | ❄️❄️【EASY TO INSTALL】: Simply group the board panels together and slide them to the desired length, then secure with screws, simple and stable fixing method for install and disassemble easily, easy to store, and save space | ❄️❄️【PACKAGE INCLUDES】: Buy our air conditioner window kit and you'll get 1 x exhaust hose (diameter5.1", length59"), 3 x screws, 4 x sealing panels(length16.9", width3.9") the adjustable length range is 16.9”-62.9”, 1 x exhaust hose adaptor