An office building in Texas is being designed with a natural ventilation system. According to the 2024 IMC, what is the minimum net free area required for natural ventilation?
- A1 square foot per 100 square feet of floor area
- 2 square feet per 100 square feet of floor area
- C3 square feet per 100 square feet of floor area
- D4 square feet per 100 square feet of floor area
Exam tip
Be familiar with the minimum net free area requirements for natural ventilation systems as per the IMC.
Why B is correct
The 2024 IMC requires a minimum net free area of 2 square feet per 100 square feet of floor area for natural ventilation. Options A, C, and D are below this requirement.