The main components of deluge systems comprise: deluge spray nozzles and lines, deluge valve set and deluge system water supply.

Deluge spray nozzles
Deluge spray nozzles are of open type. Water is sprayed form the nozzle and efficiently extinguishes the fire. Manufacturers of fire fighting equipment develop and certify spray nozzles for specific purposes. In the process of planning, designers of deluge systems use approved design guidelines and catalogues.

Deluge valve set
Each type of deluge system comprises an appropriate valve set:

  • Pneumatic release deluge valve set
  • Hydraulic release deluge valve set
  • Electric release deluge valve set

Deluge system water supply
The method of water supply to the deluge system is specified in the regulation governing the design of the system. Water supply should deliver the necessary quantity and pressure of extinguishing water.