Ridge Cap Calculator
Calculate ridge and hip cap material needed. Get linear feet and bundle count for asphalt ridge cap shingles.
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Ridge Cap Calculation
Total LF = (Ridge + Hip) × (1 + Waste%)
Add waste for cuts
Bundles = Total LF ÷ 33.3
Most bundles cover ~33.3 linear ft
Ridge cap bundles typically cover 33 linear feet. Hip roofs need more cap than gable roofs. Add 10% waste for cuts at transitions; use 15% for steep or complex roofs.
Reference: ARMA, manufacturer specs
Frequently Asked Questions
Most asphalt ridge cap bundles cover 33-34 linear feet. Check the product packaging for exact coverage—it varies by brand and exposure.
Ridge is the main peak (horizontal). Hips are the diagonal ridges where two roof planes meet. Hip roofs have more ridge cap than gable roofs.