NFPA 11
Foam systems


NFPA 11 relates to low-, medium-, and high-expansion foam systems for fire protection.

This standard provides guidelines for:

  • the persons responsible for design, installation, testing, listing, inspection, operations and maintenance
  • the competent authorities

regarding low-, medium- and high-expansion and compressed air foam systems for fire protection. These foam systems are most often used for building interiors or for outdoor risks.

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