Historical
NFPA 550-2007
NFPA 550: Guide to the Fire Safety Concepts Tree, 2007 Edition
Content Provider
National Fire Protection Association [nfpa]
Content Provider
National Fire Protection Association [nfpa]
As the voice of the U.S. standards and conformity assessment system, the American National Standards Institute (ANSI) empowers its members and constituents to strengthen the U.S. marketplace position in the global economy while helping to assure the safety and health of consumers and the protection of the environment.