【Variety of Use】 Being widely used, the window vent kit is suitable for a portable air conditioner hose tube window vent with an outlet diameter of 15 cm. ️ 【High-quality Material】 The dryer vent window kit is made of high-quality ABS material. It is practical, lightweight, sturdy, durable and can be used for a long time. ️ 【Improves Cooling Performance】 The window exhaust ventilation can improve cooling performance. When the window is sealed, it can effectively cool the room in a shorter time. ️ 【Adjustable Design】 The useful air conditioner window vent kit can be stretched and adjusted in length freely. The maximum adjustable length is 110 cm/43.3 inches. ️ 【Easy Installation】Just stick the sticky tape to the inside of the window frame, then attach the window seal to the tape, then remove the zipper and pull it tightly. The dryer vent window kit is convenient to install.