Measurements
Room Area Calculator
Your measurements : length, width, height. Your estimate : net area, square feet, wall area.
How the calculation works
Room Area Calculator
Net area = Length × Width; Wall area = 2 × (Length + Width) × Height − Total door and window areaBefore you order
- Measure actual dimensions. Separate irregular shapes into rectangles. Do not count overlapping areas twice.
Worked example
- Length
- 5 m
- Width
- 4 m
- Height
- 2.5 m
- Total door and window area
- 0 m²
Net area 20 m²
Square feet 215.28 ft²