Bags required (incl. waste)12
A 15% waste allowance was applied.
Coverage and bag size are estimates you supplied above — they are not derived from a cited standard, since dry density and packaging vary by product. Adjust them to match your chosen plaster.
Area
Gross wall area10.00 m²
Net area (openings deducted)10.00 m²
Plaster
Volume150.00 L
Mass (incl. waste)276.00 kg