- Author
- Moore, W. D.
- Title
- Why Does the Fire Alarm Code Change?
- Journal
- NFPA Journal, Vol. 101, No. 5, 42,110, September/October 2007
- Keywords
- fire alarm systems | fire codes | installing | fire models | smoke detectors | fire protection | NFPA 72 | fire research | ceilings
- Identifiers
- duct smoke detectors; duct smoke detector sampling tubes; smoke detector applications and spacing; level beamed and waffle ceilings