Quality Material The window side panel features an upgraded doublelayer design with thermal insulation performance. Made of hard PVC material, it provides reliable, durable performance. Easy to Install These insulated side panels have strong adhesiveness and are easy to install and use. The straightforward setup helps you seal gaps quickly without complicated tools. Improved Comfort and Energy Efficiency The window air conditioner panel helps keep you cool in summer and warm in winter, maintaining a comfortable indoor environment year round and contributing to improved energy efficiency. Innovative Design and Compatibility The doublelayer insulated side panels are designed to insulate the space between the air conditioner and the window frame, enabling better indoor air control. They are compatible with most window air conditioners. Use scenarios Summer cooling: Install around a window AC to reduce air leakage and improve cooling efficiency, helping your space stay cooler with less energy use. Winter warmth: Block drafts and heat loss around the unit to help maintain room temperature and comfort during colder months. Flexible installations: Suitable for a variety of window frames and most window air conditioners.