Plasterboard Quantity Formula:
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Definition: This calculator determines the number of plasterboards required based on the total area to be covered and the area each board can cover.
Purpose: It helps construction professionals and DIYers estimate how many plasterboards are needed for drywall projects.
The calculator uses the formula:
Where:
Explanation: The total area is divided by the area one board can cover, then rounded up to the nearest whole number since you can't use a fraction of a board.
Details: Accurate calculation helps prevent material shortages or wastage, ensures proper budgeting, and helps with project planning.
Tips: Enter the total area in square feet and the area per board (standard 4×8 board covers 32 ft²). All values must be > 0.
Q1: Why round up the result?
A: Plasterboards can't be purchased in fractions, so we always round up to ensure full coverage.
Q2: What's the standard size of a plasterboard?
A: The most common size is 4 feet by 8 feet (32 ft²), but other sizes are available.
Q3: Should I add extra boards?
A: Yes, it's recommended to add 10% extra to account for cuts, waste, and mistakes.
Q4: How do I calculate the total area?
A: Measure wall/ceiling length and height, then multiply to get square footage. Subtract window/door areas.
Q5: Does this account for different board thicknesses?
A: No, this calculator only considers coverage area. Thickness affects other properties but not quantity needed.