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Print-and-fill PDFs built on the same numbers as our calculators: 3 bundles to a square, a 10% waste allowance on a gable and 15% on a hip, and the pitch multipliers from the roof pitch chart. Roof Measuring & Estimate Worksheet: A two-page roofing estimate template: a measuring diagram, a section-by-section area table with pitch multipliers, a materials order block and a contractor quote comparison. Roof Pitch Chart: Degrees, Slope % & Multipliers: One-page roof pitch chart from 1/12 to 24/12: angle in degrees, slope percent, area (pitch) multiplier, hip/valley multipliers and the roof area over a 2,000 sq ft footprint. Roofing Materials Checklist & Shopping List: A roofing materials list for an asphalt-shingle re-roof: shingles, underlayment, ice and water barrier, drip edge, starter, ridge cap, vents, flashing, fasteners and tools, with coverage per unit and space for quantities. Homeowner Roof Inspection Checklist: A printable spring/fall roof inspection checklist for homeowners: from the ground, at the gutters and inside the attic, with a findings log and a when-to-call-a-pro list.