A dry sprinkler system that is filled with air under pressure until the heat from a fire opens a sprinkler head, allowing water to flow into the piping. These systems are typically found in areas where there is a chance that the water filling a wet system could freeze and damage the system.
Enter the following for this component:
Percent of Total Floor Area served: 1 - 100
or Total Floor Area served: 10 - 99999999
Sprinklers