... & DETECTING,SMOKE DETECTOR,HEAT DECTOR,PHOTOELECTRIC SMOKE DETECTOR,FIRE CONTROL PANEL,FIRE KEEP OUT LIGHT,DANGER WARNING LIGHT.PART 2:PIPES & ... CONNECTION(HIGH PRESSURE PIPE NET WORK,DIVISION VALVE,SAFETY VALVE, ... ( THIS DECIDE THE DESIGNED CONCENTRATION )c.DO YOU NEED FIRE ALARM PART 1 LIKE SMOKE DETECTOR,...CONTROL PANEL,/......3. Main ...