Fire Sprinkler System Design Criteria

There are specific National Fire Protection Association (NFPA) standards that are required to be used when designing fire sprinkler system installations.

Industrial/Commercial/Business


  • NFPA No. 13: Installation of Sprinkler Systems
  • NFPA No. 15: Water Spray Fixed Systems for Fire Protection
  • NFPA No. 16: Installation of Foam-Water Sprinkler and Foam-Water Spray Systems
  • NFPA No. 230: Fire Protection of Storage
  • NFPA No. 20: Installation of Stationary Fire Pumps

Residential


  • NFPA No. 13: Installation of Sprinkler Systems
  • NFPA No. 13D: Sprinkler Systems in One and Two Family Dwellings
  • NFPA No. 13R: Sprinkler Systems in Residential Occupancies up to and Including Four Stories in Height

Hydraulic Calculation Minimum Safety Factor


  • Commercial, Industrial, Multifamily = 5 PSI
  • Detached Single Family, Attached Single Family, Pre- Manufactured Single Family = 2 PSI