NFPA 72-2010 National Fire Alarm and Signaling Code
NFPA 72-2010 National Fire Alarm and Signaling Code Copyright 2010 Michael B. Baker, SET Page 6 Chapter 3 Definitions 3.3.2* Acoustically Distinguishable Space (ADS).www.etnews.org/../NFPA_72-2010_Changes.pdf




