ðŸŽĻ Wall Paint Quantity Calculator

Calculate how much paint you need for a room.

Assumes standard paint coverage of ~120 sq ft per liter per coat — actual coverage varies by paint brand and wall texture, check your paint can's label.

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📘 How to Use This Tool

Calculate how much paint you need based on your room's dimensions.

  1. Enter the length, width, and height of the room (or the total wall area if you already know it).
  2. Enter the number of coats of paint you plan to apply.
  3. Enter the coverage rate of your chosen paint (usually printed on the paint can, e.g. sq ft per liter).
  4. Click Calculate to see how many liters/gallons of paint you'll need.

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