50 Specialist Calculators
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Professional tools for serious builders

Plasterboard & Drywall Calculator

Add each wall and ceiling as a separate surface

Metric (m) Imperial (ft / in)

Surfaces

10%
Typical allowance: 10% standard rooms, 15% complex shapes or angled ceilings

Job Costing

Enter costs in your local currency - the calculator works with any currency as long as values are consistent.

Results

Surface Type Area (m²) Net Boards Waste Total
Total Area
-
m² net (after deductions)
Net Boards
-
Before waste
Total to Order
-
inc. waste allowance
Board Size
-
m² per board

Fixings & Materials Estimate

Screws Required
-
-
Joint Tape
-
- rolls
Jointing Compound
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approx. 25kg bags