Roofing Guides
Browse roofing guides covering shingle estimation, underlayment planning, ice and water shield placement, and material calculations. These guides support the roofing calculators and help you estimate materials before ordering.
Roofing Material Reference
| Material | Coverage Per Unit |
|---|---|
| Asphalt shingles | ~33 sq ft per bundle |
| Ice & water shield | ~200 sq ft per roll |
| Roofing felt | ~400 sq ft per roll |
The Complete Roofing Calculator Guide (Squares, Bundles, Pitch & Materials)
All roofing calculators in one place with square, bundle, pitch, and material basics.
8 min read
Roofing Cost Guide (2026): Price per Square, Materials, Labor & Tear-Off
2026 cost ranges and the biggest line items that move pricing.
11 min read
Roof Pitch Explained: What Pitch Means, How to Measure, and Common Pitches
Pitch basics, measurement methods, and why slope impacts costs.
9 min read
How Many Shingles Per Square? (Bundles, Coverage, and Waste)
Bundle counts, ridge cap coverage, and waste planning tips.
8 min read
Popular Calculators
Roofing Guide FAQs
What is included in a roofing estimate?
Most roofing estimates include shingles, underlayment, flashing, ridge caps, and waste allowance.
How much waste should I plan for roofing?
Add 10–15% for simple gable roofs and 15–20% for complex roof lines.