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Paint Calculator — Walls, Ceiling, Coats & Containers

Measurement systemRoom length (ft)Room width (ft)Wall height (ft)

Openings to exclude (sq ft)Enter the actual combined doors/windows area.Wall coatsInclude ceilingCeiling coats

Coverage (sq ft/gal)Use the product label or technical data.Waste / contingency (%)Container size (gal)Price per container (optional)

Paint to plan for

3 containers

332 sq ft net wall area · 120 sq ft ceiling

784 sq ft total coated area across entered coats

2.24 gal before allowance · 2.464 gal after allowance

Add a container price only when you want a simple material total.