General description Improve the cooling performance of your portable air conditioner with our 500cm Portable Air Conditioner Window Seal Kit. This innovative kit seals the edges of your window even when it's open, surrounding the air conditioner vent and blocking the return of hot air. This allows your portable air conditioner to operate more efficiently and cool the room faster, while also enhancing thermal insulation to maintain a comfortable temperature and reduce energy costs. Technical specifications Maximum window perimeter: 500 cm High-performance adhesive withstands temperatures up to 80°C Installation No tedious DIY work required. Easily install our kit in just a few simple steps: apply the tape, stick the sealing cloth, and seal with the zipper. Your air conditioner will be ready to operate efficiently in no time. Usage This kit is compatible with various types of windows and all portable air conditioners, providing a universal solution to keep your space cool and