Originally Posted by AlF
Relative newbie here. What's shelving?

Shelving is the small step or lip, between colors on a sign. It is created because the colors are applied in different layers when fired on the sign.

-Steve B. (WTB: 48" Flying A button, 48" black/org Phillips 66, White Star, and Chevrolet Signs. Also looking for a Wayne 866. Send a PM. Thanks.)