Founded in 1973 as Copper Sales, Inc., Una-Clad has become an industry leader in the manufacturing of architectural metal products. BFS Diversified Products, LLC, the parent organization for Firestone Building Products Company acquired Copper Sales, Inc. in 2005.

As a result, Firestone will offer a full line of metal roofing products marketed under the Firestone Metal Products / UNA-CLAD name. The complete product line features the highest quality currently available in metal roofing, composite, honey-comb, or plate wall panels, column covers, and accessories in a variety of applied finishes and materials—all from a single source.