Standard on Halon 1301 Fire Extinguishing Systems
The next edition of this standard is now open for Public Input (formerly proposals).
What is NFPA 12A?
This standard contains requirements for total flooding Halon 1301 fire extinguishing systems to help those who design, install, test, inspect, approve, list, operate, maintain, decommission, and remove halogenated agent systems ensure that such equipment will function as intended throughout its life.
Official document scope
What does NFPA 12A address?
Provisions related to components discuss Halon 1301 supply; distribution; and detection, actuation, alarm, and control systems. Design requirements cover topics such as specification, plans, and approvals; system flow calculations; enclosures; design concentration requirements; and altitude adjustments. Criteria are also provided for inspection, maintenance, testing, and training. Numerous appendices provide valuable information on enclosure integrity procedure, hazards to personnel, storage containers, piping, system flow calculations, and more.