General description The 4x Flexible AirLock Window Seal is designed to effectively keep warm air in and prevent hot air from circulating in your room, ensuring a cooler environment. Made from durable nylon fabric, this window seal kit is convenient and practical, allowing for easy installation without the need for disassembly. Technical specifications Length: 400 cm Material: Nylon fabric Color: White Measurement allowed error: +/- 1-3 cm Installation Apply the hook adhesive to the inside of the window frame and the window itself. Place the window seal on the hook. Open the zipper on the window seal and insert your air conditioner hose. Close the zipper tightly around the hose. Usage Effectively regulates air exchange while protecting against dust and rain. Allows windows to close easily when going out. Other information Suitable for commonly used window types (tilt-and-turn windows or wings), but not for rotating and tilting skylights. Package Contents: 4 x AirLock Window Seal.