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Uzi ToolsMeasure twice. Order once.

02 calculations / build sequence

Plan a roof

Check rafter assumptions and estimate roofing squares and bundles.

  1. 01Rafter Span CalculatorCheck rafter span assumptions and calculate rafter length from run, pitch, overhang, and ridge allowance.
  2. 02Roofing Squares CalculatorEstimate roof area, roofing squares, bundles, and waste from plan dimensions and pitch.

Build order is a planning aid. Site conditions, product instructions, permits, and local code decide the actual sequence.