NFPA 15: 2022 [paper]

Reflecting the latest technology, test data, and field experience, the Standard for Water Spray Fixed Systems for Fire Protection, covers the design, installation, maintenance, and test requirements for fixed water spray systems.

Industrial fire protection depends on the proper operation of water spray fixed systems. NFPA 15 provides minimum requirements for the design, installation, and system acceptance testing of water spray fixed systems for fire protection service as well as periodic testing and maintenance of ultra-high-speed fixed water spray systems.