The mission of the international nonprofit NFPA, established in 1896, is to reduce the worldwide burden of fire and other hazards on the quality of life by providing and advocating consensus codes and standardsresearchtraining, and education.

The world's leading advocate of fire prevention and an authoritative source on public safety, NFPA develops, publishes, and disseminates more than 300 consensus codes and standards intended to minimize the possibility and effects of fire and other risks.

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BlazeMaster Fire sprinkler systems are listed for Light hazard occupancies, as defined by NFPA 13.

NFPA 13 – Light Hazard – Some Examples:

  • Places of Worship
  • Clubs
  • Educational (Schools / Student Housing)
  • High Rises (Hotels / Condos over 4 stories)
  • Hospitals
  • Institutional
  • Libraries
  • Museums
  • Nursing Homes
  • Offices
  • Theaters / Auditoriums
  • Per NFPA 13 2013 Edition, Section A.5.2

Ordinary Hazard Exception:
This can be found in NFPA 13

Pipe or tube Listed for light hazard occupancies shall be permitted to be installed in ordinary hazard rooms of otherwise light hazard occupancies where the room does not exceed 400 ft² (37m²).
Pipe does not have to be concealed, but it must be installed in accordance with the listing.

  • There are not any restrictions as long as you follow the installation instructions and the room does not exceed 400 ft² (37m²).

NFPA 13R – Residential (Up to and including 4 stories)

  • Multi-Family / Multi-Story Units
  • Hotel / Motel
  • Apartments
  • Condominiums / Townhouses
  • Student housing


  • One / Two Family Dwellings
  • Mobile / Manufactured Home

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