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Both calculators run independently — change the inputs on either side to compare results.

Construction

Paint Coverage Calculator

Calculate the exact number of paint gallons required for any surface area, factoring in multiple coats and a configurable waste allowance. Useful for both DIY painters and professional contractors bidding jobs.

Fill in the required fields to see your result.
Construction

Paint Coverage Calculator

Calculate how many litres of paint you need for a job, given the area to cover, the number of coats, and the spread rate of your specific paint. Lets you order the right amount without overspending on excess or running short mid-coat.

Fill in the required fields to see your result.

Key differences

Paint Coverage CalculatorPaint Coverage Calculator
CategoryConstructionConstruction
Inputs required53
ResultPaint Needed (gallons)Paint Required (liters)
What it doesCalculate the exact number of paint gallons required for any surface area, factoring in multiple coats and a configurable waste allowance. Useful for both DIY painters and professional contractors bidding jobs.Calculate how many litres of paint you need for a job, given the area to cover, the number of coats, and the spread rate of your specific paint. Lets you order the right amount without overspending on excess or running short mid-coat.