Paint calculator
Enter the room size and choose a paint. You'll get litres, packs and an estimated cost from this week's prices.
You'll need about
–
- Paintable area
- – sq ft
- Suggested packs
- –
- Estimated cost
- –
An estimate for planning. Rough or old walls take more paint. Send us photos for an exact list.
Sample prices for layout only. Replace them in content/prices.csv and set sample_prices = false in config.toml before publishing.
How the calculator works
It multiplies the wall perimeter by the height, subtracts about 21 sq ft per door and 15 sq ft per window, then divides by each product's coverage per coat. Packs are chosen to waste the least paint.