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1.1 Scope. 1.1.1 This document presents information for agencies planning to use Class A foam for structural fire fighting and protection. It presents information on foam properties and characteristics, proportioning and discharge hardware, application techniques, and safety considerations. 1.1.2 This document describes the use and application of Class A foams that meet the requirements of NFPA 1150, Standard on Foam Chemicals for Fires in Class A Fuels. 1.1.3 This document does not apply to the use of Class A foam in sprinkler systems or on fires involving Class B flammable or combustible liquids. 1.1.4 This document is not written for applications of Class A foam in the wildland fire environment. However, much of the material in this guide can be helpful to those who use Class A foam in wildland fire applications. See Annex B for publications that address use of Class A foam in wildland applications. 1.1.5 This document is not intended to discourage the use of emerging technologies and practices, provided that the recommended level of safety is not lessened.
This guide assists fire departments and wildland fire agencies in the safe and effective use of Class A foams for manual structural fire fighting and protection.
It presents necessary and useful information on foam properties and characteristics, proportioning and discharge hardware, application techniques, routine and post-incident system maintenance, and safety considerations.
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© National Fire Protection Association (NFPA) 2016