【Excellent design】Great for Vertical and Horizontal Sliding Windows, air conditioning window sealing kit consists of 4 plates, total length 172cm / 68inch, max adjustable length 140cm / 55inch, meets the needs of various vertical and horizontal movement. Suitable for all portable air conditioners with a 13cm (5.11in) diameter air outlet, which is applied counterclockwise for the exhaust hose. 【Package Includes】The air conditioning window seal kit includes: 2 x 43cm / 17in outer plates, 2 x 43cm / 17in inner plates, 1 x exhaust hose adapter (5.31in / 13.5cm inner ring, 7.48in / 19cm outer ring), 1 x sealing strip, 4 x thumb screws, you connect them with the provided thumb screws. 【High Quality & Long Service Life】This AC Vent kit is made of PVC material, it has the advantages of high temperature resistance, not easy to aging, non-toxic and non-polluting. And it is easy to install, easy to disassemble and can be used repeatedly. Once the installation is complete, it is very strong.