... & DETECTING,SMOKE DETECTOR,HEAT DECTOR,PHOTOELECTRIC SMOKE DETECTOR,FIRE CONTROL PANEL,FIRE KEEP OUT LIGHT,DANGER WARNING LIGHT.PART 2:PIPES & CONNECTION ... ORDER,WE HAVE CALCULATE THE VOLOME OF THE GAS,THE FM200 CYLINDER SIZE(WE HAVE 40Ltr,70ltr....180Ltr)a.THE PLAN ... STANTION ( THIS DECIDE THE DESIGNED CONCENTRATION )c.DO YOU NEED FIRE ALARM PART 1 LIKE SMOKE DETECTOR,...CONTROL PANEL,/......3. Main ...