The Portable AC Window Box Kit fits perfectly in the window track for a tight seal. You don't need to buy extra tape to achieve a complete seal. It effectively pushes hot air into the , keeping the room cool. The portable air conditioner is made of thickened material. The hose is made of flexible, heat-resistant material that 't bend or deform in high temperatures, ensuring years of reusable use. The sliding door AC vent kit is suitable for vertical or horizontal , easy to adjust according to the size of the window. Adjustable length from 17Inch-60Inch. The 5.9 inch exhaust hose is compatible with most on the market. Installation is quick and easy, and it can be disassembled to save space when not in use. Our portable AC exhaust hose has a counterclockwise thread direction, please confirm it fit your air conditioner before purchasing. Colour:As Shown Material:plastic Package Contents: 4 * board 1 * 15cm connector 3 * screw 1 * 1.5M exhaust pipe Only the above package content, other