







Gibraltar Building Products 3.125-ft x 12-ft SM-Rib White Galvalume Steel Roof Panel, 29-Gauge, 36-in Coverage
SM-Rib 12-ft White Galvalume Steel Roof Panel
Durable SM-Rib metal roofing panel crafted from painted galvalume steel for long-lasting, low-maintenance performance. At 3.125-ft wide by 12-ft long, it provides 36 inches of coverage for roofing or siding projects and resists rot, mildew, insects, and fire. Ideal for sheds, garages, and residential applications with slopes of 3/12 or greater.
Key Features:
- Durable Galvalume Steel: Painted top-side finish resists corrosion and harsh weather
- Low Maintenance & Pest-Resistant: Will not rot, mildew, or warp; forms a pesticide-free barrier against insects
- Fire Resistance: Non-combustible construction may help reduce insurance premiums
- Wide Coverage: SM-Rib profile delivers a full 36-in coverage for roofing and siding
- Easy Handling & Cutting: Lightweight panel can be cut with shears; use gasketed screws to prevent leaks
Specifications Table:
| Specification | Details |
|---|---|
| Color/Finish Family | White |
| Manufacturer Color/Finish | White |
| Material | Steel (Painted Galvalume) |
| Package Quantity | 1 |
| Profile | Ribbed (SM-Rib) |
| Length (Feet) | 12 |
| Panel Size (Sq. Feet) | 36 |
| Weight (lbs.) | 26.76 |
| Width (Feet) | 3.125 |
| Gauge | 29 |
| Impact Resistance | Yes |
| For Use with Greenhouses | Yes |
| CA Residents: Prop 65 Warning(s) | Yes |
| Warranty | 40-year limited |
| UNSPSC | 30161600 |
| Venting Required | Yes |
| Multi-Wall | Yes |
| Brand/Model Compatibility | N/A |
Frequently Asked Questions (FAQ):
Q: What roof pitch is recommended?
A: Use on roof slopes of 3/12 pitch or greater.
Q: How is the panel fastened?
A: Panels are secured with color‑matched gasketed screws; follow SM‑Rib fastening schedule.
Q: Is the panel recyclable?
A: Yes, SM‑Rib panels are 100% recyclable after a long service life.
Q: What is the coverage width?
A: Each panel provides 36 inches of coverage.
Q: Does it have a warranty?
A: Backed by a 40‑year limited warranty on the painted finish.
Crisp, Modern Metal that Elevates Every Roofline
The clean SM‑rib profile brings a tailored rhythm to the roof, catching light with a refined sheen. Its white finish feels fresh and architectural, pairing beautifully with stone, wood, or contemporary facades. Style it with pale trims and natural textures to emphasize the linear geometry. A smart, enduring choice that delivers polished curb appeal and luxurious practicality.
Upgrade your project with this durable, fire‑resistant SM‑Rib panel—add to cart and build with confidence today.
Original: $76.44
-70%$76.44
$22.93Product Information
Product Information
Shipping & Returns
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Description
SM-Rib 12-ft White Galvalume Steel Roof Panel
Durable SM-Rib metal roofing panel crafted from painted galvalume steel for long-lasting, low-maintenance performance. At 3.125-ft wide by 12-ft long, it provides 36 inches of coverage for roofing or siding projects and resists rot, mildew, insects, and fire. Ideal for sheds, garages, and residential applications with slopes of 3/12 or greater.
Key Features:
- Durable Galvalume Steel: Painted top-side finish resists corrosion and harsh weather
- Low Maintenance & Pest-Resistant: Will not rot, mildew, or warp; forms a pesticide-free barrier against insects
- Fire Resistance: Non-combustible construction may help reduce insurance premiums
- Wide Coverage: SM-Rib profile delivers a full 36-in coverage for roofing and siding
- Easy Handling & Cutting: Lightweight panel can be cut with shears; use gasketed screws to prevent leaks
Specifications Table:
| Specification | Details |
|---|---|
| Color/Finish Family | White |
| Manufacturer Color/Finish | White |
| Material | Steel (Painted Galvalume) |
| Package Quantity | 1 |
| Profile | Ribbed (SM-Rib) |
| Length (Feet) | 12 |
| Panel Size (Sq. Feet) | 36 |
| Weight (lbs.) | 26.76 |
| Width (Feet) | 3.125 |
| Gauge | 29 |
| Impact Resistance | Yes |
| For Use with Greenhouses | Yes |
| CA Residents: Prop 65 Warning(s) | Yes |
| Warranty | 40-year limited |
| UNSPSC | 30161600 |
| Venting Required | Yes |
| Multi-Wall | Yes |
| Brand/Model Compatibility | N/A |
Frequently Asked Questions (FAQ):
Q: What roof pitch is recommended?
A: Use on roof slopes of 3/12 pitch or greater.
Q: How is the panel fastened?
A: Panels are secured with color‑matched gasketed screws; follow SM‑Rib fastening schedule.
Q: Is the panel recyclable?
A: Yes, SM‑Rib panels are 100% recyclable after a long service life.
Q: What is the coverage width?
A: Each panel provides 36 inches of coverage.
Q: Does it have a warranty?
A: Backed by a 40‑year limited warranty on the painted finish.
Crisp, Modern Metal that Elevates Every Roofline
The clean SM‑rib profile brings a tailored rhythm to the roof, catching light with a refined sheen. Its white finish feels fresh and architectural, pairing beautifully with stone, wood, or contemporary facades. Style it with pale trims and natural textures to emphasize the linear geometry. A smart, enduring choice that delivers polished curb appeal and luxurious practicality.
Upgrade your project with this durable, fire‑resistant SM‑Rib panel—add to cart and build with confidence today.
























