?Seamless card slot design?we optimized the panel's chute structure to ensure seamless side connections between all panels after assembly. Designed specifically for specific portable air conditioners with 5.1-inch diameter hoses, this 2024 latest upgrade innovative design completely eliminates the edge gaps often present with traditional sliding door and window kits.et of your portable air conditioner is 5.1". ?High Quality Material?Our portable AC window kit made of high quality PVC material, anti-extrusion, anti-aging, can let you enjoy every summer cool. Suitable for sliding vertical / horizontal windows. ?Easy Set-up?the window vent kit is suitable for most vertical and horizontal sliding windows. You can choose to use 2 panels, 3 panels or 4 panels according to the length of the window, which is suitable for windows with a length of 17 inches-61 inches. Great for most portable air conditioners in the market. ?Package Includes?Portable air conditioner window kit Includes: 2 x Outer Plates, 2 x Inner Plates, 1 x Exhaust Hose Adaptor, 2 x Sealing Tape, 4 x Butterfly Screws. ?Confirm Outlet Diameter?Our sliding AC vent kit exhaust coupler is approximately 5.9" in diameter. Before purchasing, please you make sure that the diameter of the AC Air Intake Outlet and Air Exhaust Outlet of your portable air conditioner is 5.1". ?100% SATISFACTION GUARANTEE?We are professional Air Conditioning Parts manufacturers, very confident in the quality of the ac window kit.If you have any questions, please feel free to contact us and we will response within 24 hours.