A fire sprinkler system is a crucial fire protection measure that automatically discharges water to extinguish or control fires in buildings. Here are some key aspects: Components: 1. Sprinkler heads 2. Pipes and fittings 3. Water supply (tank, pump, or connection to municipal water) 4. Control valves 5. Alarm and detection systems Types: 1. Wet pipe system (most common) 2. Dry pipe system (used in unheated areas) 3. Pre-action system (requires manual activation) 4. Deluge system (floods entire area with water)