: New protection options and criteria have been added for sloped ceilings in both storage and non-storage settings. Core Requirements
: Covers everything from system types (wet, dry, pre-action) to water supply requirements and seismic bracing. Nfpa 13 Standards Download
: Hard copies or PDF downloads for offline use are available for purchase directly from the NFPA Catalog or through retailers like Amazon . : New protection options and criteria have been
The latest 2025 edition introduces several critical changes for fire protection designers: The latest 2025 edition introduces several critical changes
: A minimum K-factor of 11.2 is now required for OH-2 and higher hazards.
: For ceilings over 30 feet, sidewall sprinklers are no longer permitted in Ordinary Hazard (OH-1) or higher occupancies.
: You can view NFPA 13 for free online through the NFPA Official Document Information Page. This provides read-only access to stay compliant without purchasing a physical copy.
