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  1. #365 – A Guide to Post Indicator Valve Requirements

    #365 – A Guide to Post Indicator Valve Requirements
    Learn when to use indicating valves on fire protection systems and how NFPA standards governing these devices have changed.
  2. #364 – What Is a Globe Valve and When Is It Used?

    #364 – What Is a Globe Valve and When Is It Used?
    Globe valve vs. gate valve vs. ball valve—which is best for the job? QRFS explains how to pick the right valve for specific applications.
  3. #363 – How to Use Pipe Riser Clamps

    #363 – How to Use Pipe Riser Clamps
    To support vertical runs of pipe, riser clamps transfer the load to the building structure. QRFS explains how and where to install these devices.
  4. #362 – How to Use Pipe Thread Sealant

    #362 – How to Use Pipe Thread Sealant
    Pipe thread sealant creates a water-tight seal in threaded pipe joints. Learn how to use pipe thread sealant and whether PTFE is the same as Teflon.
  5. #361 – Fire Safety in Churches, Temples, Mosques, and Synagogues

    #361 – Fire Safety in Churches, Temples, Mosques, and Synagogues
    Learn the NFPA model code requirements for maintaining fire safety in churches, mosques, synagogues, and other houses of worship.
  6. #360 – How Does a Water Motor Gong Work in Fire Sprinkler Systems?

    #360 – How Does a Water Motor Gong Work in Fire Sprinkler Systems?
    Alarm gong systems deliver warning that sprinklers are operating—even if the power goes out. Learn exactly how they work.
  7. #359 – When Do I Need a Digital Tachometer in Fire Protection System ITM?

    #359 – When Do I Need a Digital Tachometer in Fire Protection System ITM?
    Learn why handheld digital tachometers offer unmatched accuracy and ease of use in fire pump tests and other RPM measurements.
  8. #358 – How Much Water Pressure is Required for Fire Sprinkler Systems?

    #358 – How Much Water Pressure is Required for Fire Sprinkler Systems?
    Sufficient pressure is vital for working fire sprinklers. But how much sprinkler water pressure is enough? Learn the physics and NFPA rules.
  9. #357 – A Guide to Mechanical Tees for Fire Sprinkler Systems

    #357 – A Guide to Mechanical Tees for Fire Sprinkler Systems
    Mechanical tees make adding branch lines to fire sprinkler systems easy. Learn how mechanical tees work and how to install them.
  10. #356 – Sprinkler System Drain Caps: Why Do You Need Them?

    #356 – Sprinkler System Drain Caps: Why Do You Need Them?
    Grooved drain caps make it simple to flush water from fire protection systems thoroughly, and also serve as transitional fittings. Learn more.

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