







Gibraltar Building Products 3.125-ft x 8-ft SM-Rib Black Galvalume Steel Roof Panel, 29-Gauge, 36-in Coverage
SM-Rib Black Galvalume Steel Roof Panel, 3.125-ft x 8-ft
Durable SM-Rib metal panel made from painted galvalume steel for long-lasting roofing or siding. Provides 36-in coverage per panel with 29-gauge strength, ideal for barns, garages, sheds, and residential projects.
Key Features:
- Durable Galvalume Steel: Painted, corrosion-resistant zinc/aluminum/silicon coating for low maintenance
- Fire and Pest Resistant: Non-combustible panel won’t rot, mildew, warp, or attract termites
- Efficient Coverage: Each 8-ft panel delivers a full 36-in width coverage for fast installation
- 29-Gauge Strength: Suitable for roof slopes 3/12 or greater; impact resistant
- Eco-Conscious Choice: 100% recyclable at end of service life
Specifications Table:
| Specification | Details |
|---|---|
| Color/Finish Family | Black |
| Manufacturer Color/Finish | Black |
| Material | Galvalume steel |
| Profile | SM-Rib (ribbed) |
| Gauge | 29 |
| Length | 8 ft |
| Width | 3.125 ft |
| Coverage Width | 36 in |
| Panel Size | 24 sq ft |
| Weight | 17.84 lb |
| Package Quantity | 1 |
| Impact Resistance | Yes |
| Non-combustible | Yes |
| For Use with Greenhouses | Yes |
| Venting Required | Yes |
| Roof Slope Recommendation | 3/12 pitch or greater |
| Warranty | 40-year limited |
| Finish Location | Painted on top side |
| UNSPSC | 30161600 |
Frequently Asked Questions (FAQ):
Q: What is the actual coverage of each panel?
A: Each panel covers 36 inches in width by 8 feet in length, totaling 24 sq ft.
Q: What roof pitch is recommended?
A: Use on roof slopes of 3/12 pitch or greater.
Q: Can these panels be used for siding?
A: Yes, SM-Rib panels are suitable for both roofing and siding applications.
Q: How should I cut the panels?
A: Use shears or scissor-type cutting tools; do not use a panel saw.
Q: What warranty is included?
A: 40-year limited finish warranty (see manufacturer for details).
Sleek Industrial Lines, Enduring Performance
This matte-black ribbed steel panel brings a tailored, architectural rhythm to exteriors, turning simple structures into modern statements. The SM-Rib profile creates crisp vertical shadow lines that feel both grounded and elevated. Pair it with warm cedar accents or white stucco for a striking contrast that celebrates texture. It's a hardworking essential that delivers polished style and resilient, luxurious living outdoors.
Upgrade your project with long-lasting, low-maintenance SM-Rib steel panels—order your 3.125-ft x 8-ft panels today.
Original: $39.18
-70%$39.18
$11.75Product Information
Product Information
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Description
SM-Rib Black Galvalume Steel Roof Panel, 3.125-ft x 8-ft
Durable SM-Rib metal panel made from painted galvalume steel for long-lasting roofing or siding. Provides 36-in coverage per panel with 29-gauge strength, ideal for barns, garages, sheds, and residential projects.
Key Features:
- Durable Galvalume Steel: Painted, corrosion-resistant zinc/aluminum/silicon coating for low maintenance
- Fire and Pest Resistant: Non-combustible panel won’t rot, mildew, warp, or attract termites
- Efficient Coverage: Each 8-ft panel delivers a full 36-in width coverage for fast installation
- 29-Gauge Strength: Suitable for roof slopes 3/12 or greater; impact resistant
- Eco-Conscious Choice: 100% recyclable at end of service life
Specifications Table:
| Specification | Details |
|---|---|
| Color/Finish Family | Black |
| Manufacturer Color/Finish | Black |
| Material | Galvalume steel |
| Profile | SM-Rib (ribbed) |
| Gauge | 29 |
| Length | 8 ft |
| Width | 3.125 ft |
| Coverage Width | 36 in |
| Panel Size | 24 sq ft |
| Weight | 17.84 lb |
| Package Quantity | 1 |
| Impact Resistance | Yes |
| Non-combustible | Yes |
| For Use with Greenhouses | Yes |
| Venting Required | Yes |
| Roof Slope Recommendation | 3/12 pitch or greater |
| Warranty | 40-year limited |
| Finish Location | Painted on top side |
| UNSPSC | 30161600 |
Frequently Asked Questions (FAQ):
Q: What is the actual coverage of each panel?
A: Each panel covers 36 inches in width by 8 feet in length, totaling 24 sq ft.
Q: What roof pitch is recommended?
A: Use on roof slopes of 3/12 pitch or greater.
Q: Can these panels be used for siding?
A: Yes, SM-Rib panels are suitable for both roofing and siding applications.
Q: How should I cut the panels?
A: Use shears or scissor-type cutting tools; do not use a panel saw.
Q: What warranty is included?
A: 40-year limited finish warranty (see manufacturer for details).
Sleek Industrial Lines, Enduring Performance
This matte-black ribbed steel panel brings a tailored, architectural rhythm to exteriors, turning simple structures into modern statements. The SM-Rib profile creates crisp vertical shadow lines that feel both grounded and elevated. Pair it with warm cedar accents or white stucco for a striking contrast that celebrates texture. It's a hardworking essential that delivers polished style and resilient, luxurious living outdoors.
Upgrade your project with long-lasting, low-maintenance SM-Rib steel panels—order your 3.125-ft x 8-ft panels today.
























