Package Includes：The air conditioner window vent includeds of 4 plates（43cm/169Inch）, 13CM connector and screw accessories Easy set-up:This portable air conditioner window kit was easy to extend to your window needs, These panels are easy to adjust with the slider nutsThe Window seal kit can be shortened or lengthened for the desired fit AND works with both vertical and horizontal sash windows Installation couldn't be easier simply slot, slide and lock into placeImprove cooling performance: Portable air conditioner window ventilation kit, enjoy a cool environment in summer! The ventilation kit can seal open windows and prevent hot air from returning, while saving electricity, making your mobile air conditioning unit more efficient and cooling your room in a shorter timeEasy to install and disassemble: window seal kit is made of high-quality pvc, which anti-extrusion, anti-aging, and can be used year after year simple and stable fixing method for install and disassemble easily easy to store, and save spaceQuality and service : We always insist on providing you with high- quality products and satisfactory after- s service If there is any problem with the product you have purchased, please do not hesitate to contact us, we will reply to you as soon as possible