Description:Size: This ac exhaust hose coupler is designed to compatible with portable air conditioner exhaust hoses 5.9 inch diameter.Universal Fits: The portable air conditioner exhaust hose connector is designed to universal fits both clockwise and counter-clockwise thread hose.Heavy duty design: This ac exhaust hose connectors is made of high plastic and the long lasting design can use for a long time.Easy Installation: No tools and No drilling required. Connects to the exhaust hose and can be easily installed on the back of a portable air conditioner. Simple and convenient.Colour: whiteMaterial: plasticSize: 18x5x6.3cmPackage Contents:1 * Air conditioning circular interfaceOnly the above package content, other are not included.Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm."