Roofing and corrugated sheet calculator Roofing and corrugated sheet calculator

Online roofing, corrugated sheet and metal tile calculator

Use the tool to estimate covering for single-slope, gable, hip or manually measured roof areas.

The calculation uses useful sheet width and length after overlaps, waste reserve, roof trim pieces and fastener packs.

Use the calculator to turn input values into a clear, repeatable result.
Keep units and assumptions visible so the calculation can be checked later.
Copy the result or key numbers for reports, messages or spreadsheets.
Reset to defaults when you want to compare another scenario from a clean state.
Calculators run in the browser and are useful for quick estimates before formal checks.
For finance, health, engineering or legal decisions, verify important results with a specialist or official source.