Mortar/Plaster Mix Calculator
Estimate the cement and sand required for your construction project.
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Important Notes:
- This calculator uses a standard dry volume factor of **1.33** for mortar (cement and sand) to account for bulking and air voids.
- Cement bag volume is estimated at **1.25 ft³** (Imperial) or **0.035 m³** (Metric).
- Ensure your input volume is for the final **wet volume** required for the job.
About
The Sand and Cement Render Calculator helps you quickly and accurately estimate the amount of materials required for any rendering project. Whether you’re working on interior walls, exterior surfaces, or renovation work, this tool calculates the exact quantities of cement, sand, and water needed based on your wall dimensions and mix ratio.
Simply enter your wall height, width, render thickness, and preferred mix ratio, and the calculator will instantly provide a detailed breakdown of material requirements. This saves time, reduces waste, and ensures you stay within budget—making it ideal for builders, contractors, and DIY homeowners.
