NFPA 13D:2022

Chapter 1 Administration
1.1 Scope.
1.2 Purpose.
1.3 Retroactivity.
1.4 Equivalency.
1.5 Units.
1.6 New Technology.
Chapter 2 Referenced Publications
2.1 General.
2.2 NFPA Publications.
2.3 Other Publications.
2.4 References for Extracts in Mandatory Sections.
Chapter 3 Definitions
3.1 General.
3.2 NFPA Official Definitions.
3.3 General Definitions.
Chapter 4 General Requirements
4.1 Sprinkler Temperature Ratings.
4.2 Tube.
4.3 Listed or Labeled.
4.4 Documentation.
4.5 Qualifications.
Chapter 5 System Components
5.1 General.
5.2 Aboveground Pipe and Equipment.
5.3 Water Supply Pipe and Fittings.
5.4 Pre-Engineered Systems.
Chapter 6 Water Supply
6.1 General Provisions.
6.2 Water Supply Sources.
6.3 Multipurpose Piping System.
6.4 Manufactured Home Water Supply.
6.5 Common Supply Pipes.
Chapter 7 Installation
7.1 Valves.
7.2 Drains and Test Connections.
7.3 Pressure Gauges.
7.4 Piping Support.
7.5 Sprinklers.
7.6 Alarms.
7.7 Attics.
7.8 Multipurpose and Passive Purge Systems.
Chapter 8 Sprinkler Position and Location
8.1 Design Criteria.
8.2 Position of Sprinklers.
8.3 Location of Sprinklers.
Chapter 9 Protection from Freezing
9.1 System Types.
9.2 Antifreeze Systems.
9.3 Dry Pipe and Preaction Systems.
Chapter 10 Discharge and Hydraulic Calculations
10.1 Design Discharge.
10.2 Number of Design Sprinklers.
10.3 Piping Configurations.
10.4 Pipe Sizing.
Chapter 11 System Acceptance
11.1 General.
11.2 Acceptance Tests.
Chapter 12 Inspection, Testing, and Maintenance
12.1 General.
12.2 Inspections and Tests.
12.3 Maintenance.
Annex A Explanatory Material
Annex B Incentives for Residential Fire Sprinkler Use — Advantages for Builders, Developers, and Communities
Annex C Informational References

This standard shall cover the design, installation, and maintenance of automatic sprinkler systems for protection against the fire hazards in one- and two-family dwellings, manufactured homes, and townhouses.