【Note】Please accurately measure the diameter and installation direction of your air conditioner hose (counterclockwise) before purchasing. 【Warm Tips】Our mobile air conditioner hose has a counterclockwise thread direction. are in two sizes 15 cm (outer edge to outer edge) in diameter. Please take accurate measurements before purchasing, so be sure to check that this is correct for your air conditioner before purchasing. 【High Quality PP Material】The exhaust hose is made of reinforced polypropylene with a built-in high-quality steel ring, which is more stable than soft material hoses on the market, which has excellent heat resistance and corrosion resistance. It is a good replacement when the essential mobile air conditioner exhaust hose is cracked. 【Good Scalability】The mobile air conditioner hose is retractable, shortens to 28cm and can be extended to 150cm, which makes it easy to extend the exhaust hose to fit wherever you want, flexible at home or in the office, the expandable air