Paint Calculator
PopularEstimate how much paint you need for walls, ceilings, and trim based on room dimensions and coats.
How to Use the Paint Calculator
- 1
Enter room dimensions
Input room length, width, and ceiling height.
- 2
Enter windows and doors
Specify the number of windows and doors to subtract.
- 3
Select number of coats
Choose how many coats you plan to apply.
- 4
View paint needed
See total gallons/liters of paint required.
💡 Tips & Tricks
- •Buy 10% extra paint for touch-ups and waste.
- •Use painter's tape for clean edges — it saves time and paint.
- •Primer can reduce the number of topcoats needed, especially on new drywall.
Frequently Asked Questions
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