Black Friday sign for window in vacuum film 130x25. The window film is a vacuum film without adhesive. It is installed with water and not glue. Instructions for installing the window film: 1. Clean the pane where the film will be placed. 2. Fill a spray bottle with water and a few drops of dish soap and spray this onto the glass. 3. Place the film on the glass. 4. Smooth out with a window squeegee. 5. The film is now fully installed. To remove the film, simply peel it off; to move the film, just follow the installation instructions again.