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Plaster Calculator
Calculate cement bags and sand for wall plastering by area, thickness (6–20 mm) and mix ratio (1:3 to 1:6).
Plaster Calculator
Cement100 m² at 12 mm, mix 1:6
Sand
1.642 m³
Wet volume
1.2 m³
Includes 33% dry-volume bulking and 20% extra for joint filling and uneven surfaces.
Planning estimates only. Building codes, loads and material specs vary — have a licensed engineer or contractor confirm quantities and safety requirements. Disclaimer
Important
Quantity estimates for planning and ordering. Structural members, reinforcement and footings must be designed by a qualified engineer to local code.
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