【Note】- Please accurately measure the diameter and installation direction of your air conditioner hose (counterclockwise) before purchasing. 【Tips】- Our portable air conditioner hose is threaded counterclockwise. Air conditioning hoses are available in two sizes: 13 cm and 15 cm in diameter (outer edge to outer edge). Please take accurate measurements before purchasing, so make sure it fits your air conditioner before purchasing. 【Universal Model】- The exhaust hose is suitable for portable air conditioners of various brands. Diameter: 13 cm (outer edge to outer edge). Please measure and compare the connection of your portable air conditioner before purchasing. Specifications: 2 m x 15 cm (maximum contraction length x diameter). 【High-quality PP material】- The exhaust pipe is made of reinforced polypropylene with a built-in high-quality steel ring, which is more stable than soft material pipes on the market and has excellent heat and corrosion resistance. It is a good replacement when