Wall Paint Calculator

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Wall Paint Calculator

Calculate litres of paint needed for the walls of a room, minus doors and windows.

droplet Free Online Tool
โšก Instant Results
๐Ÿ“Š Clear Comparison
๐Ÿ”’ 100% Free Tool

Compare Your Options And Get Clear Answers

Calculate litres of paint needed for the walls of a room, minus doors and windows.

Wall Paint Estimator

Enter your numbers below for an instant estimate.

Inputs
Length
Width
Height
Not painted
Number
From the tin
0
๐Ÿ’ก Tip: Litres = wall area x coats / coverage.
1

Enter Values

Fill in each field with your own numbers.

2

Calculate

Results update as you change the inputs.

3

Review

Read the breakdown and the explanation.

4

Adjust

Change values to compare scenarios.

Wall Quick Guide

Typical values for reference.

LengthWidthHeightLitres
droplet 332.54.0 L
droplet 542.56.5 L
droplet 652.58.2 L
droplet 862.510.7 L
๐Ÿ“Š Rule of ThumbCheck inputsUse as a guideRound sensibly

Wall Paint Calculator FAQ

Answers to common questions about this calculator.

About 1 litre per 12 m2 per coat.

Two for most colours.

No, calculate it separately.

On bare plaster or dark walls.

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