It sounds like you've done some of your homework on what to use and more importantly what not to use. Just keep it somewhat clean and don't forget to play it often! Think about it, that game has been played and used for 25 years and much of that was in a commercial environment. It will be just fine at home. Mylar has saved the playfield of many games.
A dry lint free cloth and maybe novus 1 are your friends.