Features: 1. The hose connector is made of high-quality materials, providing strength and tightness. The connector is smooth and flat, durable, safe to use, and will not scratch the surface of the installation object. 2. Professional accessory designed to connect window sealing plates with air conditioning exhaust hoses with a diameter of 13cm or 15cm. 3. Proper sealing of the air conditioning hose helps reduce energy consumption. A well-structured exhaust ventilation system supports efficient cooling performance. 4. Available in multiple sizes; select the compatible air conditioner hose adapter based on your requirements. 5. Easy to install: The connection port includes a serrated bar that securely fits the hose without causing damage. Simply insert the hose into the connector for immediate use. Notice: - Actual color may vary slightly from the image due to differences in monitor settings and lighting conditions. - Please allow 1–3 cm deviation due to manual measurement. Material: Reusable plastic Size: 13cm / 15cm (Optional) Package Includes: 1 x Air Conditioner Exhaust Hose Adapter