- Author
- Workman, M.
- Title
- Foam Systems: Part 4. Control Valves and Discharge Devices.
- Coporate
- Viking Corp., Hastings, MI
- Journal
- Sprinkler Age, Vol. 18, No. 4, 16-17, April 1999
- Keywords
- foam extinguishing systems | valves | devices | sprinkler heads | spray nozzles | nozzles
- Identifiers
- concentrate control valves; discharge devices; spray nozzles; monitors and master stream nozzles; foam chambers; foam makers; hand-line nozzles