🏗️ Plaster Quantity Calculator
Calculate plaster requirements according to British Standards (BS 5492)
Wall Dimensions
meters (m)
meters (m)
Standard ceiling height: 2.4m (domestic), 3.0m (commercial)
Plaster Specification
millimeters (mm) - Typical: 8-13mm
millimeters (mm) - Typical: 2-3mm
BS 5492 recommends 2mm for skim coats, 8-13mm for undercoats
Deductions (Optional)
Opening #1
openings of this size
Add all openings (doors, windows, etc.) to calculate accurate material quantities
Calculated Quantities
Wall Area (after deductions)
0
Plaster Required (Exact)
0
Number of 25kg Bags (Rounded)
0
With 10% Wastage
0
Plaster Required (Exact)
0
With 10% Wastage
0
Plaster Volume (Exact)
0
With 10% Wastage
0
