15.100.250   Minimum required zones.
   A.   Each fire sprinkler control value and water flow detecting device shall be considered separate zones.
   Exception: Control valves in fire pump room.
   B.   Smoke detection zones and manual pull station zones shall be annunciated separately.
   C.   Smoke detectors located in ducts or plenums shall be annunciated separately from ceiling detectors.
   D.   Parking garages shall have each floor zoned separately. (Prior code §§ 9.28.1224, 15.11.1105)