Material Quantity

Plaster Calculator

The plaster calculator estimates the material demand for internal and external wall finishing. It converts plaster area into wet volume, dry volume, cement, and sand.

Wall Area
walls
x
%
Rs
Rs
Reset

Frequently Asked Questions

Does it work for both internal and external plaster?

Yes. Choose one side or both sides depending on the wall surface being finished.

Should I subtract doors and windows?

Yes. Subtracting openings improves the estimate and reduces over-ordering.

What thickness should I use?

Use the thickness specified by your site engineer or contractor.

Can I use custom prices?

Yes. The calculator allows your own local cement and sand prices.

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Results are approximate estimates based on the measurements, rates and assumptions entered. Actual quantities and costs may vary because of design, structural requirements, material quality, wastage, labour, supplier prices and site conditions. Consult a qualified architect, engineer, quantity surveyor or contractor before purchasing materials or beginning construction.