1.CLEAN,LOWER TOXICITY,SAFETY SYSTEM. 2.EASY REPLACEMENT FOR HALON 1211 OR 1301 3.BRAND PRODUCT,HIGH QUALITY This System Including 3 ... PARTS:PART 1:FIRE ALARM & DETECTING,SMOKE DETECTOR,HEAT DECTOR, ... THE DESIGNED CONCENTRATION )c.DO YOU NEED FIRE ALARM PART 1 LIKE SMOKE DETECTOR,...CONTROL PANEL,/......3. Main Specification of the ...