Roofing and Siding Calculators

Roof pitch and shingles: the pitch as a rise in twelve, in degrees and in percent, and the roof area and shingle bundles to order, with the working shown.

Calculators

Roof project

Exterior walls project

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Estimates for planning, not professional advice. This page is provided as is. Its figures are estimates worked out from what you enter and from published product data. It is not engineering, architectural, building-code, legal or contractor advice. Products and local codes vary, so check product labels, your supplier and your local building department. For structural work, consult a licensed professional.

HoneyDoMath is software from The Stroop LLC. It is not an engineering firm, architect, contractor, building department or retailer, it is not a substitute for a licensed professional, and nothing on this page creates a professional relationship with you. The full disclaimer and limits of liability are in the Terms of Use. By using this page, you agree to those terms. See something wrong? Report an error.

Made with HoneyDoMath.com. Estimates for planning; check product labels and local codes before you buy or build.

Calculators

Roof project

Exterior walls project

More calculators

Which tool do I need?

Quick answers

Materials and sizes