Construction measurement tools
Construction calculators estimate material quantities: concrete in cubic yards, paint gallons, flooring with waste factor, tiles, roofing squares, gravel, mulch, and drywall. Always add a waste allowance and confirm with a supplier — site conditions change real coverage.
Construction calculators
CalculatorSquare Footage CalculatorCalculate room or lot area from length and width, with optional extra rooms.CalculatorConcrete CalculatorEstimate cubic yards of concrete from length, width, and slab thickness.CalculatorPaint CalculatorEstimate gallons of paint from wall area, coats, and coverage per gallon.CalculatorFlooring CalculatorEstimate flooring material from room area plus a waste factor.CalculatorTile CalculatorEstimate how many tiles you need from area, tile size, and waste.CalculatorRoofing Squares CalculatorConvert roof area into roofing squares (100 sq ft) with pitch factor.CalculatorGravel CalculatorEstimate tons of gravel from area, depth, and density.CalculatorMulch CalculatorEstimate cubic yards of mulch from bed area and depth.CalculatorDrywall CalculatorEstimate 4×8 drywall sheets from wall and ceiling area.CalculatorRoom BTU CalculatorRoughly size cooling BTU from room area using a simple rule of thumb.