Calculate roofing materials including shingles, bundles, underlayment, and ridge cap for your roof project.
Roofing Materials Estimate
Roofing Tips
- 1 square = 100 square feet of roof area
- Most shingle bundles cover 33.3 square feet
- Add 10% waste for standard roofs, 15-20% for complex designs
- Underlayment typically comes in 4' x 36' rolls (144 sq ft)
- Ridge cap shingles are sold separately (typically 20 linear feet per bundle)
Tip: For large projects, consider professional installation to ensure proper ventilation and warranty coverage.