The hose connector is made of high-quality materials, offering strength and tightness. It features a flat and smooth design, making it durable, safe, and resistant to breaking, while preventing scratches on the installation surface. This professional accessory connects a window sealing plate to an air conditioning exhaust hose with a diameter of 13cm or 15cm. A properly sealed air conditioning hose can help reduce energy consumption. An efficient exhaust ventilation system supports optimal cooling performance and may contribute to lower electricity usage. Available in multiple sizes, this adapter allows you to select the correct fit for your air conditioner hose. The connector includes a serrated barb at the hose connection point, ensuring a secure fit without damaging the hose. Simply insert the hose slowly into the connector for quick and easy installation. Note: - Actual color may vary slightly due to differences in monitor displays and lighting conditions. - Please allow 1–3 cm variation due to manual measurement. Material: Reusable plastic Size: 13 cm / 15 cm (Optional) Package Includes: 1 x Air Conditioner Exhaust Hose Adapter