Backflow, Sprinkler, Portable Extinguishers, and Alarm Systems Inspection Annual backflow inspection (3) 1) Watts 007M1QT 2" SN# 18966 Location: Fire sprinkler room Bldg B 2) Watts 007M1QT 2" SN# A21590 3) Watts 007M1QT 2" SN# A21602 Location: Fire room riser Bldg A Annual sprinkler inspection (2) Annual portable extinguisher inspection BRC ID: 700895 Annual alarm inspection