CLOCKWISE: Our ac hose thread is clockwise and has a diameter of 5.9 inches. Suitable for most portable air conditioners. Please measure and compare your portable air conditioner coupler before purchasing. STRONG & DURABLE: The exhaust hose is made of thickened polypropylene with a built-in high-quality steel ring, which has better heat resistance, wear resistance, aging resistance, and longer service life. It can withstand long-term hot airflow. .
eBay