What to have ready
Make the estimate easier to check.
- 01
Measure paintable walls rather than room floor area.
- 02
Deduct large doors and windows where paint is not applied.
- 03
Use the coverage printed for the exact product you are considering.
Category guide
Paint & Coatings calculators
Paint quantities depend on paintable area, coats and the exact product coverage. Record those three inputs before choosing a tin size or asking a merchant for a quote.
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Calculators in this category
1 live tool with a visible formula and material-list output.