Tuff-Rib | Classic Rib | Metal Roofing Panel | Best Buy Metals
Tuff-Rib / Classic Rib Metal Roofing Panel. Our most popular panel, Tuff-Rib / Classic Rib Metal Roofing Panel is a great choice for both residential and commercial purposes. It is the most economical panel we carry. Tuff-Rib is also known under other names including MasterRib, Panel-Loc Plus, GrandRib 3, and other names.