NFPA
NFPA 72 §18.5
Visible notification appliances (public mode)
- Publication
- NFPA 72
- Edition
- 2022
- Section
- §18.5
What it requires
Strobes are spaced and rated in candela so the space is covered for public mode, with separate requirements for sleeping areas. Where more than two appliances are within a field of view, they must flash in synchronization.