Paint Calculator — How Much Paint Do I Need?
The Paint Calculator tells you exactly how many litres of paint you need for your room. Overestimating wastes money; underestimating means a second trip to the store mid-project. Enter your room dimensions and the coverage per litre (typically shown on the paint tin) to get an accurate quantity including a 10% safety margin.
Frequently Asked Questions
Total wall area = (wall height × room perimeter) minus area of doors (~1.8 m²) and windows (~1.2 m² each). Perimeter = 2 × (length + width).