Roof Sheet CalculatorWHATSON / CONSTRUCTIONRoof Sheet CalculatorLay out roofing sheets with overlaps and count purchase sheets.Starting measurements are editable examples. Enter your site measurements and supplier quotes.1 Roof planeMeasurement unitFeetMetresInchesCentimetresMillimetresSlope lengthPlane widthIdentical roof planes2 Sheet and overlapSheet length (ft)Sheet width (ft)End overlap (in)Side overlap (in)Ordering allowance (%)Added once to the measured requirement.3 Sheet quotePrice per sheet (PKR / sheet)Optional. Enter your own supplier quote.Calculate estimateReset inputs