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Steep- and Low-Slope Roofing Materials
Roofing material categories suited to steep- and low-slope roofs.
Copper Roof
Architectural copper roofing installed as standing-seam, batten-seam, flat-lock, or shingle systems. A premium, extremely long-lived metal that develops a protective green patina over decades.
Corrugated Metal Panel
Wavy or ribbed metal panels (typically galvanized or Galvalume steel, sometimes aluminum) fastened through the face with exposed screws. An economical exposed-fastener metal roof common on agricultural, industrial, and budget residential roofs.
Standing-Seam Metal Roof
Interlocking vertical metal panels with concealed fasteners and raised seams, typically steel or aluminum. A premium, long-life steep-slope and low-slope system.
Zinc Roof
Architectural zinc roofing, typically titanium-zinc alloy, installed in standing-seam or flat-lock panels. A premium European metal prized for its self-healing patina and very long life.