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Modern-Rib Exposed Fastened Metal Roof & Wall Panel

Delivers the look of standing seam with the cost and installation ease of an exposed fastener system.

McElroy Metal’s Modern-Rib features bold vertical ribs that create clean, architectural lines while maintaining fast, economical installation. Engineered for long-term durability, it provides a modern appearance with dependable performance in a lightweight, easy-to-install panel.

Renderings & Profiles

Great for:

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WALLS
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ROOFS
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RESIDENTIAL
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COMMERCIAL
Modern-Rib Panel
Modern-Rib Panel Profile
Modern-Rib Exposed Fastened Metal Roof & Wall Panel Specs at a Glance
Panel Type
Rib Height
Major Rib On Center
Cover Width
Factory Panel Length
Onsite Forming Available
Substrate/Gauges
Installation
Finishes
Minimum Slope
Exposed Fastener Metal Roof & Wall Panel
3/4"
12”
36"
Up to 49'
No
26 & 29 GA Galvalume®; 29 GA G-90 bare; G-100 painted
Roof: Solid Deck; Wall: Solid Deck or Open Framing
Kynar 500® (PVDF); Silicone Modified Polyester (SMP); Galvalume® Plus (acrylic-coated)
1:12 with sealant; 3:12 without sealant

Modern-Rib Ideal Applications

  • Residential and light commercial projects that want the look of a standing seam at a lower price point.

  • Agricultural and utility structures requiring economical, long-lasting protection.

  • Retrofit and new construction where budget and installation speed are key.

  • Wall and accent applications seeking a clean, contemporary aesthetic.

Modern-Rib Panel
Modern-Rib Panel

Modern-Rib Top 3 Benefits

  1. Architectural Appearance at a Fraction of the Cost: Bold vertical ribs deliver the clean look of standing seam while maintaining the economy of an exposed fastener panel.

  2. Fast, Straightforward Installation: Panels attach directly through the flats using exposed fasteners—no clips, seams, or special tools required.

  3. Lower First Cost Investment: Manufactured from Galvalume® steel with a Kynar 500® (PVDF) coating for superior color retention, corrosion resistance, and decades of service life.

Compare our Metal Panels Using the Tool Below

  • Compare Exposed Fastened Roof Panels
  • Compare Exposed Fastened Wall Panel
Panel
Seam Type
Rib Height
Panel Widths
Minimum Slope
Install Substrate
Clips
Substrate / Gauges
Coating
Notable Approvals / Tests
Modern-Rib Exposed Fastened Metal Roof & Wall Panel
Exposed Fastened Wall & Roof
3/4"
36"
1:12 with sealant; 3:12 without sealant
Roof: Solid Deck; Wall: Solid Deck or Open Framing
N/A
26 & 29 GA Galvalume®; 29 GA G-90 bare; G-100 painted
Kynar 500® (PVDF); Silicone Modified Polyester (SMP); Galvalume® Plus (acrylic-coated)
UL 263 Class A; UL580 Class 90; ASTM E1680/E1646; UL 2218 Class 4;
Panel
Seam Type
Rib Height
Panel Widths
Minimum Slope
Install Substrate
Clips
Substrate / Gauges
Coating
Notable Approvals / Tests
Modern-Rib Exposed Fastened Metal Roof & Wall Panel
Exposed Fastened Wall & Roof
3/4"
36"
1:12 with sealant; 3:12 without sealant
Roof: Solid Deck; Wall: Solid Deck or Open Framing
N/A
26 & 29 GA Galvalume®; 29 GA G-90 bare; G-100 painted
Kynar 500® (PVDF); Silicone Modified Polyester (SMP); Galvalume® Plus (acrylic-coated)
UL 263 Class A; UL580 Class 90; ASTM E1680/E1646; UL 2218 Class 4;
Peachtree Solar-501-1

Notes & Manufacturing Locations

  • Manufactured in Marshall, MI

  • Oil canning is a natural occurrence in metal panels and not a cause for rejection.

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Why Choose McElroy Metal

McElroy Metal is an employee-owned manufacturer with more than six decades of experience producing high-quality metal roofing, wall systems, and substructural components. Our nationwide manufacturing and service center network ensures consistent availability, responsive support, and dependable delivery. Built on a culture of craftsmanship and partnership, our products are engineered for long-term durability and trusted performance on projects of every size.

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Find a Distributor / Contractor Near You

Whether you’re building a new home or planning renovations, a metal roof can deliver long-term cost savings and comfort. To explore your options and find the product that meets your aesthetic and budgetary needs, contact a McElroy Metal distributor or contractor in your area today. We can’t wait to help make your dream home a reality.

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Frequently Asked Questions

The questions below address common considerations and help guide product selection for your project.

How does Modern-Rib compare to standing seam?
Modern-Rib delivers a similar aesthetic to standing seam roofs but is installed with exposed fasteners and requires no special equipment, making it faster and more economical.
What slope is required for Modern-Rib roofs?
A minimum slope of 3:12 is recommended to ensure proper drainage.
Can Modern-Rib be used on walls?
Yes. Modern-Rib can be installed on walls to create a contemporary accent or complement the roof design.
What finishes are available?
Modern-Rib is available in Kynar 500® (PVDF) for superior color and weather resistance and Silicone Modified Polyester (SMP) for budget conscious projects. For non-painted applications, we offer Galvalume® Plus (acrylic-coated).