NFPA 13D, Standard for the Installation of Sprinkler Systems in One- and Two-Family Dwellings and Manufactured Homes, 2022 Edition

Every aspect of sprinkler system design, installation, water supply, and equipment placement is updated in the 2022 edition of NFPA 13D, Standard for the Installation of Sprinkler Systems in One- and Two-Family Dwellings and Manufactured Homes.

Installers and contractors must use this most recent version to accommodate various construction types, incorporate new technologies, improve safety, and maintain efficiency.

Key updates in the 2022 edition include:

• the inclusion of townhouses in the scope expansion.
• Simplification of obstruction tables for easier application.
• Chapter 5 now includes new requirements for protecting pipes and tubes from mechanical damage.
• Inclusion of provisions for multipurpose and passive purge systems in Chapter 7.
• clarifications in Chapter 8 regarding the protection provided by sprinklers and fuel-fired equipment.
• a brand-new section in Chapter 8 about installing sprinklers in tiny homes.
• Revised criteria for sprinklers installed under or near beams, now including concealed sprinklers.
• a new way to use current temperature data to figure out when system components are at risk of freezing.
• Addition of a new annex on residential fire sprinkler incentives and the benefits for builders, developers, and communities.
• This edition reflects the latest practices to ensure sprinkler systems meet modern safety and efficiency standards.