Calculate cement bags and sand for plastering walls, ceilings, columns & beams — with door/window deductions and multiple coat options.
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| Description | Value |
|---|
| Mix (C:S) | Common Use |
|---|---|
| 1:3 | External, waterproofing |
| 1:4 | Internal walls, ceiling |
| 1:5 | Base coat |
| 1:6 | Partition walls |
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Our Plaster Calculator calculates cement and sand for plastering walls, ceilings, columns, beams, or custom areas. Supports door/window deductions, single/double coat, and multiple mix ratios.
Internal: 12-15mm, External: 18-20mm, Ceiling: 6-10mm.
1:4 for internal, 1:3 for external/damp areas.