Also keep in mind, you won't get it perfect, and it is visible, but 20 feet away, no one can tell. I'm redoing mine shortly because of some visible bubbles and wrinkles, which are tough to avoid. If you're going to do it, remember: 1. An absoloute clean surface. 2. Don't touch back of film. 3. Use lots of positioning soloution. 4. Wrap squeegee with a cotton cloth to smooth out film.