Worth it for contractors who need superior vented ridge coverage. The Shadow Cap Wide delivers 3 inches more width than standard ridge caps, specifically engineered to work with ridge vents without blocking airflow. At 31 linear feet per bundle and a 5-5/8 inch exposure, it handles Montana’s demanding roof applications.
Skip it if you’re just capping a simple hip roof without ventilation. Standard ridge caps cost less and work fine for basic applications. This product shines on vented systems where that extra width prevents rain infiltration around the vent while maintaining proper attic breathing.
Wind, Fire, and Weather Protection That Matters Here
The Class A ratings tell the real story. ASTM D3161 Class A wind resistance means this cap stays put when chinook winds rip through the Flathead at 60+ mph. The UL 790 Class A fire rating matters even more — with 37% of Flathead County classified as wildfire interface zones, every roofing component needs to resist ember intrusion.
The self-seal strip activates with sun exposure, creating a wind-resistant bond between courses. No hand-sealing required in cold weather, which saves time during Montana’s short construction season. That adhesive strip earns its keep the first time a winter storm rolls through.
| Specification | Value |
|---|---|
| Width (single piece) | 13-1/4 inches |
| Exposure | 5-5/8 inches |
| Coverage per bundle | 31 linear feet |
| Weight per bundle | 68 lbs (nominal) |
| Fire rating | UL 790 Class A / CAN/ULC-S107 |
| Wind rating | ASTM D3161 Class A |
| Bundles per pallet | 60 |
| Pallet weight | 4,045 lbs (nominal) |
Installation Efficiency and Copper Protection
At 68 pounds per bundle, crews handle these without destroying their backs. The weight hits the sweet spot — heavy enough to lay flat in wind, light enough for efficient installation. Sixty bundles per pallet means you’re moving 4,045 pounds of material, so plan your staging accordingly.
The Algae Defender system uses actual copper granules embedded in the shingle surface. Copper ions prevent blue-green algae from establishing those ugly black streaks that show up on north-facing slopes. In Montana’s varied climate zones — from the humid Kootenai Valley to the drier Bitterroot — algae resistance prevents callbacks for cosmetic issues.
PABCO designed these specifically for vented ridge applications. The wider profile provides better coverage over ridge vents while that bold shadow line adds visual depth to the roofline. Compatible with all PABCO shingle lines — Premier, Prestige, or their architectural series.
Coverage falls under PABCO’s Limited Shingle Warranty, which includes up to 20-year non-prorated coverage on select shingles with transferable protection. Check the specific warranty terms for ridge cap coverage, as they typically differ from field shingle warranties.
Frequently Asked Questions
Q: How much wider is the Shadow Cap Wide compared to standard ridge caps?
The Shadow Cap Wide measures 3 inches wider than PABCO’s standard ridge cap, giving you better coverage for vented ridge applications where standard caps might leave gaps around the vent.
Q: Can I use this ridge cap with other manufacturers’ shingles?
While designed to complement all PABCO Roofing Products shingle lines, the Shadow Cap Wide works with various vented ridge and hip systems. The Driftwood color coordinates well with gray and brown tones from any manufacturer.
Q: Does the copper in the Algae Defender system affect gutters or metal flashing?
The copper granules are embedded in the shingle surface as part of the Algae Defender system. The amount of copper released is minimal — enough to prevent algae growth but not enough to cause staining or corrosion issues with properly installed gutters and flashing.
Q: How many linear feet of ridge will one pallet cover?
With 60 bundles per pallet and 31 linear feet per bundle, one pallet covers 1,860 linear feet of ridge. That’s enough for roughly 60 average residential roofs, depending on the home’s design.
Q: Is special fastening required for the Class A wind rating?
The Shadow Cap Wide includes a self-seal strip for high wind resistance. Follow PABCO’s installation instructions for nail placement and use the recommended fasteners to maintain the Class A wind rating. In high-wind areas, additional hand-sealing might be specified.
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