Asphalt shingles are the most common roofing material ... Metal roofs typically are installed with interlocking panels, which helps with their wind resistance over time, Miller explains.

Edco (shown in the photo) and Tamko both make interlocking metal roofing panels ... is six times as much as low-end three-tab asphalt shingles, which start at $35 to $40 per square, metal roofs ...

Designed for easy application by an asphalt crew ... time of a traditional roll formed standing seam metal roofing system, with its easy interlocking and nail-gunnable design.