Wall Plaster Calculator

Calculate cement bags and sand requirements for plastering jobs. Includes wastage and thickness adjustments.

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How to Use Wall Plaster Calculator

  1. Select units (Feet or Meters) and enter the plaster area.
  2. Select plaster thickness (6mm to 20mm) and mix ratio.
  3. Input a wastage factor (standard is 15-20% for uneven walls).
  4. Read the required cement bags, sand volume, and cost estimates.

Wastage in Wall Plastering

Uneven masonry and joint filling consume extra mortar. Adding 15% to 20% wastage ensures you do not run out of materials on site.

Frequently Asked Questions

What is the recommended plaster thickness?
Typically, 6mm is used for ceilings, 12mm for smooth internal brick walls, and 20mm for rough external brick walls.