Sprinkler Annual - Includes Units BF Backflow Group - PLAZA LOS ROBLES 1.50 Backflow Annual EXT Fire Extinguisher Group - PLAZA LOS ROBLES Plaza Los Robles 9 0.75 Fire extinguisher annual maintenance AL Alarm System - Siemens FS-250 Outside NE Community Room in Mech Room 4.50 Annual fire Alarm Test and Inspection