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Reversed Box Rib™ Metal Roofing and Siding

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Reversed Box Rib™ metal roofing and siding is an exposed fastened metal panel with a 36” net coverage. This panel is ideal for commercial, industrial, retail, mixed-use, civic and even residential applications.

With this long-lasting, durable, and sustainable metal panel, you’ll find it also comes in several energy-efficient colors and paint systems.

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Reversed Box Rib offers a unique, yet flexible design when combined with other building materials.

AEP-Guide-Large-HomeRoof assemblies are Class A Fire Rated when installed on non-combustible deck or framing per IBC, IRC, or when installed in accordance with UL listings (UL790). Siding assemblies rated for fire resistance (UL263) when installed in accordance with UL listings.

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Download the AEP Span Product Selection Guide and Color Design Guide.
AEP Span Color and Panel Matrix PDF | RTF

  • 36″ coverage metal roof and siding.
  • Minimum recommended slope 1:12.  (roof applications – AEP Span Underlayment HT  PDF | RTF available).
  • Gauges: 22ga, 24ga, and 26ga in standard finishes and 20ga available in ZINCALUME® Plus.
  • Custom manufactured panel lengths: 6′-0″ to 50′-0″.
  • Perforation PDF | RTF options available for an additional charge.
  • Matching fiberglass panels available.
  • Testing: ASTM E283 (air infiltration) and ASTM E331 (water infiltration). All testing performed by accredited third-party.
  • All structural performance data is contained within Building Code Approval Report.
  • Oil Canning: All flat metal surfaces can display waviness commonly referred to as “oil canning”. “Oil canning” is an inherent characteristic of steel products, not a defect, and therefore is not a cause for panel rejection. Oil Canning Technical Bulletin PDF | RTF.

⇒Click Here for Building Code Approval Reports. IAPMO-logo

  • Standard Offer EPD (pdf) (rtf)
  • Domestically Sourced High Recycled Content EPD (pdf) (rtf)
  • HPD 3rd-Party Verified for ZINCALUME® Plus coated products (pdf) (rtf)
  • LEED v3 Regional Material (pdf)
  • LEED v3 Recycled Content Letter (pdf) (rtf)
  • LEED v4 Recycled Content Letter (pdf) (rtf)

⇒Click Here for additional LEED & LBC Information.

  • Dura Tech™ 5000/Dura Tech® mx Warranty (PVDF) (pdf) (rtf)
  • Dura Tech® nt Warranty (pdf) (rtf)
  • ZINCALUME Plus Warranty (pdf) (rtf)
  • AEP Span Color and Panel Matrix (pdf) (rtf)
  • Performance Data (SRI and LRV Values)  (pdf) (rtf)

⇒Click Here for additional Color and Warranty Information.