Enter room dimensions, doors/windows area, and number of coats to instantly calculate paintable area, paint volume, and cost estimate. Pure front-end processing — no data uploaded to any server.
Latex paint typically covers 10-12 m²/L per coat. Textured paints cover about 6-8 m²/L. Always check the paint can label for the manufacturer's specified coverage.
Two coats are generally recommended. Light colors over dark may need three coats. With a primer system: one primer coat plus two topcoats. This tool supports 1-3 coats.
Enter the total area of doors and windows. The calculator automatically subtracts this from the wall paintable area, since those surfaces typically don't need painting.
Absolutely. This tool runs entirely in your browser. All calculations are performed locally — no data is uploaded to any server.