Built-up Area Calculator
Calculate built-up area from carpet area and a wall/balcony loading factor.
About this calculator
The built-up area calculator adds a loading factor for walls, balconies and other structural elements to a known carpet area, to estimate the built-up area figure typically used in property listings.
Worked example
1,000 sqft carpet area at 15% loading
Result: Built-up area = 1,150 sqft
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