[High Quality Material]: Our air conditioner coupler is made of premium ABS material, safe and eco-friendly, durable and economical, lightweight and strong. You can use it with confidence and it can be used for a long time. [Easy to Use]: The portable air conditioner exhaust coupler is used to connect the exhaust pipe, no tools and no drilling are required. . It is simple and convenient to connect to the exhaust pipe and can be easily installed on the back of a portable air conditioner. [Improved Cooling Efficiency]: This adapter can firmly attach the exhaust pipe to your air conditioning. unit that helps quickly dissipate interior heat. So in summer or winter, it can cool or warm your room more efficiently in a shorter time. [Suitable for all 5.9-6 inch pipes]: Exhaust connectors can be installed on the back of many portable air conditioners. It moves with a diameter of 5.9 inches, fits a 5.9 inch diameter exhaust pipe, and can fit both clockwise and clockwise pipes. counterclockwise. Units. The adapter can be used with the portable air conditioner hose and window kit. It is an essential item for your bedroom, just own it and enjoy the convenience it brings!