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NFPA 18, Standard on Wetting Agents

2021 NFPA 18 Standard - Current Edition
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  • Description

    Maximize fire control and extinguishment with the new NFPA 18, Standard on Wetting Agents.

    The 2021 edition of NFPA 18 supplies you with the most up-to-date requirements for adding wetting agents to improve water's effectiveness in extinguishing Class A and Class B fires. The standard covers uses, limitations, specifications, and test standards for wetting agent solutions and extinguishing agents.

    The 2021 edition of NFPA 18 addresses the following:

    • Clarifies that all aspects of the listing for wetting agents must be observed
    • Explains the equation for units of the corrosion rate for wetting agent concentrates and wetting agent solutions
    • Includes requirements for alternate viscosity test methods where the viscosity is too low to get meaningful results
    • Updates references for Class B fire extinguishment tests
    • Informs with the latest updates in references and fresh revisions for clarity and ease of use

    Put the new edition of NFPA 18 to work for you. Professionals in insurance, research and testing, and manufacturing rely on this important standard to help maximize fire control and extinguishment.

    Get up to date with the most current requirements by placing your order for NFPA 18, Standard on Wetting Agents, 2021 edition, today. (Print, Approx. 16 pp., 2021)

  • Table of Contents (2021 Current Edition)

    NFPA® 18 Standard on Wetting Agents, 2021 Edition

    Chapter 1 Administration
    1.1 Scope.
    1.2 Purpose.
    1.3 Application.
    1.4 Retroactivity.
    1.5 Equivalency.
    1.6 Units and Formulas.
    Chapter 2 Referenced Publications
    2.1 General.
    2.2 NFPA Publications.
    2.3 Other Publications.
    2.4 References for Extracts in Mandatory Sections.
    Chapter 3 Definitions
    3.1 General.
    3.2 NFPA Official Definitions.
    3.3 General Definitions.
    Chapter 4 Uses and Limitations
    4.1 General.
    4.2 Limitations.
    4.3 Compatibility of Wetting Agent Concentrate(s) and Solution(s).
    4.4 Concentrations.
    4.5 Health, Safety, and Environmental Considerations.
    Chapter 5 Requirements and Test Methods for Wetting Agent Concentrates and Wetting Agent Solutions
    5.1 General.
    5.2 Wetting Agent Concentrates and Solutions.
    5.3 Wetting Agent Solutions.
    Chapter 6 Class A Fire Extinguishment Tests
    6.1 General.
    6.2 Wood Crib Fire Test.
    6.3 Deep-Seated Fire Test.
    6.4 Wood Fiberboard Penetration.
    Chapter 7 Class B Fire Extinguishment Tests
    7.1 General.
    7.2 Listing.
    7.3 Test Method.
    7.4 Performance Requirement.
    Chapter 8 Wetting Agent Supply
    8.1 System Requirements.
    8.2 Fire Department Wetting Agent Supply Requirements.
    8.3 Fixed Systems.
    Chapter 9 Packaging and Labeling
    9.1 Packaging.
    9.2 Storage.
    9.3 Labeling.
    Chapter 10 Inspection, Testing, and Maintenance of Fixed Systems
    10.1 Fixed Extinguishing Systems.
    10.2 Inspection of Wetting Agent Concentrate.
    Annex A Explanatory Material
    Annex B Informational References
  • Prior Editions

    2017 Edition

    Maximize fire control and extinguishment with new NFPA 18, Standard of Wetting Agents.

    The 2017 edition of NFPA 18 provides the most advanced requirements for adding wetting agents to water to improve its effectiveness in extinguishing fire. The Standard covers uses, limitations, specifications, and test standards for wetting agents and solutions.

    The 2017 edition of NFPA 18:

    • Clarifies that all aspects of the listing for wetting agents must be observed.
    • Explains the units of the corrosion rate equation in Chapter 5 Requirements and Test Methods for Wetting Agent Concentrates and Wetting Agent Solutions.
    • Includes a new section within Chapter 5, with first-time requirements for alternate viscosity test methods for situations where the viscosity is too low to obtain meaningful results.

    Put the new NFPA 18 to work for you. Professionals in insurance, research and testing, and manufacturing rely on this important Standard to help maximize fire control and extinguishment. (Print, 24 pp., 2017)

    2011 Edition

    Boost performance on the fireground by working with the latest rules for wetting agents in the 2011 NFPA 18.

    The 2011 NFPA 18, Standard on Wetting Agents provides the most advanced requirements for adding wetting agents to water to improve its effectiveness in extinguishing fire. The Standard covers uses, limitations, specifications, and test standards for wetting agents and solutions.

    Revisions in the 2011 edition include:

    • Updated references
    • Updated definitions for improved consistency with other documents
    • Revised text to clarify ambiguous language
    • New requirements regarding the health, safety, and environmental impact of wetting agents
    • Revised and expanded test requirements for wetting agent concentrates and solutions

    Put the 2011 NFPA 18 to work for you to maximize fire control and extinguishment. (Softbound, 15 pp., 2011)

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