Gibraltar Building Products 3.125-ft x 8-ft SM-Rib Slate Galvalume Steel Roof/Siding Panel, 29-Gauge, 36-in Coverage

$46.75

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3.125-ft x 8-ft Ribbed Slate Steel Roof Panel

Durable SM-Rib panel crafted from painted galvalume steel for long-lasting roofing or siding. Provides 36-in coverage per panel and resists rot, mildew, warping, and fire. Ideal for sheds, garages, and residential projects requiring an easy-to-handle, recyclable solution.

Key Features:

  • Durable Galvalume Steel: Painted top-side finish resists weathering, rot, mildew, and warping
  • Fire-Resistant & Non-Combustible: Increases safety and may help lower insurance premiums
  • Wide 36-in Coverage: Efficient installation for roofing and siding with SM-Rib profile
  • 29-Gauge Thickness: Recommended for roof slopes of 3/12 pitch or greater
  • Eco-Friendly & Recyclable: 100% recyclable after long service life

Specifications Table:

Specification Details
Color/Finish Family Gray
Manufacturer Color/Finish Slate
Material Steel (Painted Galvalume)
Profile SM-Rib (Ribbed)
Length (Feet) 8
Width (Feet) 3.125
Panel Size (Sq. Feet) 24
Gauge 29
Coverage Width 36 in
Impact Resistance Yes
Multi-Wall Yes
Venting Required Yes
For Use with Greenhouses Yes
Warranty 40-year limited
Weight (lbs.) 17.84
Package Quantity 1
UL Class A Fire Resistance Yes (per UL R20735 - image data)
Florida Building Code Approval #FL-11175 (29 Gauge Min.) - image data
Hail Impact UL 2218 Class 4 (image data)
Finish Location Painted on top side

Frequently Asked Questions (FAQ):

Q: Can this panel be used for both roofing and siding?
A: Yes, SM-Rib panels provide 36-in coverage and are suitable for roofing and siding applications.

Q: What fasteners should I use?
A: Use color-matched gasketed screws for exposed-fastener installation to prevent leaks.

Q: Is cutting the panel difficult?
A: Panels are light and can be cut with shears; avoid panel saws and remove metal shavings after cutting.

Q: What roof pitch is recommended?
A: 29-gauge SM-Rib panels are recommended for roof slopes of 3/12 or greater.

Q: Is there a warranty?
A: Yes, the painted finish is backed by a 40-year limited warranty.

Streamlined Steel Elegance for Lasting Rooflines

This ribbed slate panel brings a refined, architectural rhythm to rooftops and façades, grounding the home in a sophisticated gray tone. The SM-Rib profile adds subtle dimension that catches light beautifully while remaining clean and modern. Pair it with crisp white trim and natural stone for a fresh, elevated exterior. It’s a smart, luxe choice that marries aesthetics with resilience.

Choose this Gibraltar SM-Rib panel for a sleek, durable roof or siding upgrade that installs efficiently and stands up to the elements.

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