"Air egress films: There are many available and settling for the cheapest is not an option. Depth and width and pattern of the air channel are all very important to understand. They make a difference in appearance and speed of application. In combination with your air-egress print media, be sure you also understand your options in overlaminates. The industry demands a "paint-like" finish. Make sure you are using the right print film and overlaminate to make your job shine!"