How the Floor Area Calculator works
Floor length × width gives gross area and fixed obstructions are subtracted.
How to use this tool
- Collect accurate values for floor length, floor width, built-in footprint.
- Enter measurements in the displayed units and select the choices that match this project.
- Select Calculate / Generate, then compare the outputs with the stated Floor Area Calculator method.
- Apply the result only after checking product specifications and real site conditions.
Example calculation or use case
For a worked Floor Area Calculator example, use Floor length = 4 m, Floor width = 3.5 m, Built-in footprint = 0 m². The tool then applies this method: Floor length × width gives gross area and fixed obstructions are subtracted.