Stewart Systems Aircraft Paint Overview - Stewart Systems Stewart Systems is the standalone industry leader in waterborne coatings technology for the aerospace industry. With a proven FAR Part 23 certified system that is STC’d for nearly all fabric covered aircraft as well as metal and composite aircraft, the future is here. The Stewart Systems process not only looks great and will last for decades, but it is non-flammable, non-hazardous, environmentally friendly and easy to use. In this video Dan Stewart gives an overview of the Stewart Systems products and process.