Features: 1. Made of high-quality materials, with certain strength and sealing, the overall joint is flat and smooth, not easy to break, safe and durable, and will not scratch the surface of the installation. 2. A good air conditioning hose seal helps reduce energy consumption, and a well-structured exhaust ventilation system can save your electricity bills under an efficient cooling system. 3. Suitable for all portable air conditioners with an outlet diameter of 15cm/13cm. 4. The port that connect the adapter to the hose has serrated strips inside, which can fit the hose perfectly without scratching the hose, you just slowly put the hose into the adapter, it fits perfectly and you can use it. 5. If you have any questions, please contact us in time. We will provide you with better products and services. Notice: 1.Actual color may be slightly different from the image due to different monitor and light effect 2.Please allow 1-3cm deviation due to manual measurement Description: Material: PVC Size: As shown includes: 1 x Air Conditioner Exhaust Hose Adapter