Practical guides
Practical guides
Measurements, formulas and worked examples for your next project.
How to calculate rafter length from span and roof pitch
Measure span, rise and overhang correctly, then calculate a theoretical rafter length with a worked 8 m roof example.
Read guide →How to calculate timber volume in cubic metres
Convert cross-section and length to metres, calculate volume per piece and estimate a timber order with a practical example.
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