Plaster Calculator
Frequently asked
How much cement and sand is required for 1 sqft of plaster?
For 12mm thick 1:4 plaster, approximately 0.025 bags of cement and 0.1 cft of sand are needed per sqft. This calculator uses the exact dry volume factor and wastage to give precise quantities.
What is the dry volume factor for plaster?
Plaster wet volume is multiplied by 1.33 to get dry volume because dry sand and cement contain voids that are filled during mixing. This factor is applied in the calculator.
How many bags of cement for a 12x10 ft wall plastered on both sides?
A 12x10 ft wall with plaster on both sides (240 sqft total) at 12mm thick and 1:4 ratio requires about 6 bags of cement and 24 cft of sand. The calculator gives exact quantities.
Which related calculators pair well with the Plaster Calculator?
People doing plastering often also need Brick Calculator for masonry and Paint Calculator after the surface is ready. Each is free and quotation-ready.