Technical Articles

  • TECHNICAL CHALLENGES

    Can You Meet the Challenge? AFSA’s Engineering & Technical Services Department staff present technical challenges here for you and your co-workers…

  • Higher Standards

    As the May/June 2023 issue of Sprinkler Age will be available at the NFPA Annual Conference and Expo® in Las Vegas, this column will serve a special p…

  • Flashpoint

    I want to take this opportunity to announce that Victoria Valentine has been selected to receive the grade of Fellow in the Society of Fire Protection…

  • Higher Standards

    With the NFPA Conference and Expo behind us, AFSA is now focused on a very active F2022, A2023, F2023, and A2024 revision cycle[1]. For the F2022 and …

  • TECHNICAL CHALLENGE ANSWERS

    CAN YOU MEET THE CHALLENGE? Each issue, AFSA’s Engineering & Technical Services Department staff present technical challenges. Besides testing you…

Identifying Microbes

What is Contaminating My Fire Sprinkler System? While microorganisms do not produce unique types of corrosion, they can accelerate corrosion reactions. Microbial action has been identified as a contributor to rapid corrosion of metals and alloys exposed to soils; seawater, distilled water, and freshwater; crude oil, hydrocarbon fuels, and process …

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Bolted Steel Tanks

Bolted Steel Tanks

The Right Fit for Fire Protection Over the last 100 years, the methods to store water for fire protection have evolved and become more sophisticated, resulting in superior fire suppression. Modern tanks that store water used for fire protection are very specific and are governed by NFPA 22, Standard for …

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Questions About NFPA 30?

Questions About NFPA

Informal Interpretations Help Douse Disagreements The informal interpretations featured in this issue of Sprinkler Age address NFPA 30, Flammable and Combustible Liquids Code. AFSA’s informal interpretations are provided to AFSA members by Senior Vice President of Engineering & Technical Services Roland Huggins, P.E. and Senior Manager of Fire Protection Engineering …

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Protecting Paint Booths

Protecting Paint Booths

Running the Criteria Gauntlet The first time I was presented with someone in need of an estimate to protect a paint booth was many years ago. I looked to others in the office for guidance, but I seemed to mostly get answers that involved “I think,” “I’m pretty sure,” or …

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ESFR Sprinklers and Obstructions

ESFR Sprinklers and Obstructions

Research Continues on Larger Sizes The invent of early suppression fast response (ESFR) sprinkler in the 1980s revolutionized storage fire protection. No longer were rack sprinklers needed to protect high heat release rate commodities stored within tall racks. In addition, the ESFR sprinkler provides adequate protection for a range of …

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Flexible Technology Applications for Dry Sprinklers

Flexible Technology Applications

Eliminate Freeze-Ups and Inefficiencies Flexible technology was recently introduced into the dry sprinkler market, bringing with it a simpler and safer solution for eliminating system freeze-ups and installation and maintenance inefficiencies. By infusing flexible technology into the VicFlex™ Dry Sprinkler Style VS1, Victaulic gave owners, architects, engineers and contractors a …

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ESFR Sprinklers and Obstructions

ESFR Sprinklers

The Existing Criteria is Likely Too Conservative In a continuing and extensive effort to develop reliable and effective tools and guidelines for the unique installation of early suppression fast response (ESFR) sprinklers relative to obstructions, the National Fire Protection Association (NFPA) through its Research Foundation has completed three phases of …

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Basic Codified Issues

Basic Codified Issues

What Sprinkler Contractor Owners Need to Know The American Fire Sprinkler Association (AFSA) is an industry association that exists primarily to represent the interests of open shop fire sprinkler contractor owners. In context, it is important that each sprinkler contractor owner fully understand that the applicable building codes and their …

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