How does a Deluge Fire Suppression System Prevent Fire Spreading #sprinkler #fire #risk #hse #ehs #Hazard A Deluge Fire Suppression System is a sprinkler system with an empty pipe system, meaning there is no water stored in the piping network. The water is instead stored behind a control valve. These systems are typically used in high-hazard areas where fire may spread rapidly. Unlike traditional wet sprinkler systems, the sprinkler heads on a Deluge system are always left in an open position to