Wall Plaster Volume Calculator

Calculate approximate plaster/render volume from net wall area and layer thickness. The calculation ignores substrate unevenness, coats of differing thickness and mixing shrinkage. This browser-local calculator updates from numeric inputs and shows a labelled breakdown without uploading your data.

MAKE IT SIMPLE

Result

Worked examples

Plaster area (m²) 70 · Average coat (mm) 15 · Additional (%) 10

First calculated quantity: 1.05000 m³

Calculate approximate plaster/render volume from net wall area and layer thickness. The calculation ignores substrate unevenness, coats of differing thickness and mixing shrinkage.

Related tools

Construction material cost estimator

Enter material name, quantity, unit price and markup in separate cells. Add rows, calculate subtotal and tax, then export a browser-only CSV estimate.

Cubic metre and concrete volume calculator

Slabs, walls and column volumes in m³