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Roofing calculators

Roof pitch, rafter lengths and shingle quantities.

Calculators

The first roofing calculator is being built. The list below shows what is coming, and the board foot calculator is ready now.

Coming next

  • Roof pitch calculatorPitch as x/12, degrees and percent
  • Rafter calculatorRafter length and plumb and seat cut angles
  • Roofing calculatorSquares, bundles and underlayment for a roof

Your next project starts here.

Get the numbers, read the guides, and order the right amount the first time.