Perfect Replacement for Portable Air Conditioner: If your air conditioning hose is damaged or you need to cool more space. This is a good replacement to prevent your air conditioner from leaking when the essential vent hose has cracked. Practical Accessory: Our air conditioner hose thread is 130mm/150mm in diameter. Suitable for most portable air conditioners, such as Delonghi, LG and more. Please measure and compare your portable air conditioner coupler before purchasing. Easy to Install: No tape needed, just screw in, just unscrew. Our clockwise and counterclockwise threaded coupler connects perfectly to a threaded pipe, providing universal compatibility regardless of the rotation direction. Premium Quality & Durable: Our AC exhaust hose is made of thick polypropylene with a built-in high-quality steel ring, which has better heat resistance, wear resistance, aging resistance, and a longer service life. It can withstand long-term hot airflow. Faster Cooling: The AC vent hose