A fire sprinkler system is a fire protection system that consists of a network of pipes filled with pressurized water or other fire-retardant materials, connected to a series of sprinkler heads. The sprinkler heads are strategically placed throughout a building, and when a fire is detected, the sprinkler heads in the immediate area of the fire will automatically activate, releasing water or other fire-suppressing agents onto the flames.

Fire sprinkler systems are designed to suppress fires in their early stages, giving occupants more time to evacuate the building and reducing the risk of property damage and loss of life. They are typically installed in commercial and industrial buildings, as well as in many residential buildings.

There are different types of fire sprinkler systems, including wet, dry, and pre-action systems. Wet sprinkler systems are the most common type and are filled with water that is pressurized and ready to be discharged. Dry sprinkler systems use compressed air to keep water out of the pipes until a fire is detected, while pre-action systems require both a fire detector and the activation of a sprinkler head before water is released.

Fire sprinkler systems are an important component of building safety and can significantly reduce the damage caused by fires. Proper installation, maintenance, and testing are critical to ensure that the system is working properly and is ready to protect the building and its occupants in the event of a fire.