Wide Compatibility: The portable air conditioner window vent kit ,which is suitable for most windows. Suitable for all portable exhaust hoses with a diameter of 5.90 inch. It is very suitable for Most brands. Good Sealing: The window sealing plate isolates the hot air, prevents the hot air from returning, keeps the room cool, and effectively reduces power consumption. Easy to install: Window ac vent kit has a novel slide rail design, easy to slide the sealing plate, no need additional tools, easy to install and disassemble. PVC material: Our window vent kit is made of PVC material, which is lightweight and easy to carry. It is very convenient to install and disassemble, which is perfect for home and office use., Manufacturer: TRDEWR