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  • Fire Sprinklers
    • Cover Plates
      • Cover Plate Finder
      • Flat
      • Domed
      • Viking Cover Plates
      • Tyco Cover Plates
      • Reliable Cover Plates
      • Victaulic Cover Plates
      • Senju Cover Plates
      • Cleanroom
    • Escutcheons
      • Escutcheon Finder
      • Recessed
      • Adjustable (401)
      • Split Ring (Retrofit)
      • One Piece
      • Institutional
      • Viking Escutcheons
      • Tyco Escutcheons
      • Reliable Escutcheons
      • Victaulic Escutcheons
      • Senju Escutcheons
      • Vaulted Ceiling
      • Extension Tubes
    • Sprinkler Heads
      • Sprinkler Finder
      • Uprights
      • Pendents
      • Concealed Pendents
      • Horizontal Sidewalls
      • Concealed Sidewalls
      • Residential
      • Standard Response (SR)
      • Quick Response (QR)
      • ESFR, EC, & Other
      • Institutional
      • Viking Fire Sprinklers
      • Tyco Fire Sprinklers
      • Victaulic Fire Sprinklers
      • Reliable Fire Sprinklers
      • Senju Fire Sprinklers
    • Head Wrenches
      • Standard
      • Concealed
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    • Sprinkler Accessories
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      • Installation Tools
      • Trim Rings
      • Spare Head Cabinets
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      • Paint Covers
      • Standard Head Guards
      • Heavy Duty Head Guards
      • Water Shields and Baffles
    • Shut off Tools
      • Shutgun
    • System Components
      • Sprinkler Gauges
      • Flexible Drops
      • Drywall Access Doors
      • Pre-Assembled Risers
      • Cleaning Tools
      • Breakable Locks
  • Pipe
    • CPVC Fittings
      • Caps
      • Couplings
      • Adapters and Reducers
      • Elbows
      • Tees
      • Bushings
      • Pipe
      • Crosses
      • Cement
    • Grooved Fittings
      • Couplings
      • Adapters and Reducers
      • Caps
      • Mechanical Tees
      • Tees
      • Elbows
      • Crosses
      • Coupling Grease
    • Black Iron Fittings
      • Bushings
      • Nipples
      • Square Head Plugs
    • Wall Plates
      • Plastic
      • Metal
      • Galvanized
      • Rod Buttons
    • Installation & Cutting
      • Pilot Clamps
      • Hole Saw Blades
      • Sealants and Greases
      • Boltbreakers
      • Tru Drill
      • Paint Markers
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      • Fasteners and Drivers
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      • Swivel Rings
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      • Decals and Stickers
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  • Test & Monitor
    • Hydrostatic Test Pumps
    • Smoke Detector Testing
      • Smoke Detector Test Kits
      • Smoke Aerosols and Cartridges
      • Smoke Dispensers
      • Sensitivity Testers
      • Scorpion (Mounted)
    • CO Detector Testing
      • CO Detector Test Kits
      • CO Aerosols and Cartridges
      • CO Dispensers
    • Alarm Testing
      • Battery Testing
      • Duct Detector Testing
      • Sound & Voice Testing
    • Other Detector Testing
      • Heat Detector Test Kits
      • Heat Detector Testers
      • Universal Detector Test Kits
      • Detector Testing Equipment & Accessories
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      • Batteries and Chargers
      • Access Poles
    • Gauges
    • Flow Testing
      • Flow Test Kits
      • Pitot Gauge Kits
      • Flow Testing Parts
    • Alarm Bells
      • 24V
      • 120V
      • Alarm Bell Accessories
    • Electronic Supervision
      • Flow Switches
      • Pressure Switches
      • Supervisory Switches
  • FDCs
    • Exposed Bodies
      • Angled
      • Straight
    • Concealed Bodies
      • Angled
      • Straight
    • Caps and Plugs
      • Breakable Caps
      • Plug and Chains
    • Snoots and Swivels
    • Identification Plates
      • Round ID Plates
      • Square ID Plates
      • Auto Spkr ID Plates
      • Standpipe ID Plates
      • Combination ID Plates
    • Residential
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    • Butterfly Valves
      • Grooved Butterfly Valves
      • Threaded Butterfly Valves
      • Wafer Butterfly Valves
    • OS&Y Valves
    • Other Control Valves
      • Powerball Valves
      • Gate Valves
    • Shotgun Riser Check Valves
    • Other Check Valves
      • Brass Check Valves
      • In-Line Check Valves
      • Swing Check Valves
    • Angle Valves
    • Testing & Maintenance
      • Pressure Relief Valves
      • Bleeder Valves
      • Three Way Valves
      • Ball Valves
      • Globe Valves
      • Ball Drip Valves
      • Auxiliary Drain Valves
      • Test and Drain Valves
    • Hose Valves
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      • Post Indicator Valve Wrench
      • Valve Wheel Wrenches
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Most Recent Articles

Victaulic escutcheons

Guide to Victaulic Fire Sprinkler Escutcheons for Model V27, V29, V34, and V36 Heads

August 20, 2019

Victaulic’s straightforward selection of fire sprinkler escutcheons makes it easy for consumers to find a compatible design and finish. Read on to learn more about Victaulic’s fire sprinkler escutcheons and parts for the Model V27, V34, and more.

Read Now →
CPVC glue

Set and Cure Times for CPVC Glue (Solvent Cement): How Much Time Does It Take to Dry?

August 19, 2019

Often called CPVC glue, CPVC solvent cement joins pipes and fittings at a molecular level. QRFS covers everything installers need to know about the time required for CPVC glue to initially dry (set) and permanently cure when used with CPVC brands like BlazeMaster®, FlameGuard®, and ThermaFit Industries.

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The alphabet soup of NFPA 13 references

A Guide to NFPA 13’s Alphabet Soup of Referenced Publications and Their Acronyms

August 16, 2019

Learn what the common acronyms used in NFPA 13 mean, what publications they reference, and which standards are applicable to fire sprinkler systems.

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Fire blanket vs fire extinguisher

Fire Blankets vs. Fire Extinguishers: Pros, Cons and Considerations

August 15, 2019

QRFS compares fire blankets and fire extinguishers, explaining how and where each on may be used as part of a fire protection strategy.

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Replacing a fire department connection

Choosing a Replacement Fire Department Connection (FDC): Frequently Asked Questions

August 14, 2019

Building owners and facility managers often find the process of replacing a fire department connection, or FDC, confusing. QRFS looks at FDCs from a buyer’s perspective, answering frequently asked questions about this important piece of fire protection equipment.

Read Now →
Tope beam clamps for fire sprinkler pipe

A Guide to Top Beam Clamps for Fire Sprinkler and Standpipe Systems

August 13, 2019

Top beam clamps used to hang pipes in fire sprinkler and standpipe systems perform well in buildings with steel beams and other metal supports. Learn how they work, where they’re used, and what fire code requires.

Read Now →
Viking XT1 Fire Sprinkler

XT1 Fire Sprinklers and Accessories: The “Next Generation” of Viking Sprinklers

August 12, 2019

What do Viking’s new fire sprinklers, head guards, escutcheons, and water shields offer that earlier models don’t? QRFS looks at the Viking XT1 fire sprinkler platform, discussing product design, cross-compatibility between old and new products, and purchasing and identification tips.

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Annual fire pump flow test guidelines

The Fire Pump Flow Test: NFPA 25 Requirements for Fire Pump Tests, Part 1

August 8, 2019

QRFS takes a comprehensive, step-by-step look at the detailed guidelines for performing annual fire pump flow tests in NFPA 25.

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UL listed and FM approvals

UL Listed and FM Approvals: Which Listings Matter for Fire Protection Under NFPA 13?

August 5, 2019

Many fire protection items are listed, approved, or certified—but what do they really mean? Learn about UL listings, FM approvals, & other certifications.

Read Now →
dry pipe sprinkler system trip tests

Guide to Dry Sprinkler Systems, Part 10: Trip Testing the Dry Pipe Valve

August 2, 2019

Learn the steps, components, and key considerations involved in dry pipe sprinkler system trip tests that are detailed in NFPA 25.

Read Now →
Inspector's Choice Pitot Gauge

Pitot Gauges: How Do I Calculate the PSI to GPM Conversion?

August 1, 2019

QRFS makes using a pitot gauge to calculate gallons per minute simple: convert PSI to GPM manually or with this convenient online calculator.

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Star Trek fires

Fire in Space: If Star Trek’s Fire Protection Technology Were Real

July 31, 2019

QRFS explores real fire in space and the technology of Star Trek, looking forward to a future where fire safety goes where it has never gone before.

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Grooved couplings on steel pipe

Grooved Couplings: The Fastest Way to Connect Pipe

July 30, 2019

Learn about grooved couplings in pipe systems: how they compare to flanged or welded joints while reducing the labor required for installation & maintenance.

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Deadliest fires in US history

The Deadliest Fires in U.S. History: Lessons Learned, Part 2

July 29, 2019

QRFS continues its look at what went wrong in devastating U.S. fires—and how the painful lessons made schools and public assembly occupancies safer.

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The deadliest fires in U.S. history

The Deadliest Fires in US History: Lessons Learned, Part 1

July 26, 2019

Learn about the Iroquois Theater Fire & the Triangle Shirtwaist Fire–among the deadliest fires in US history—& the changes they inspired to fire codes.

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Valve wheel

What Size Valve Wheel Wrench Do You Need?

July 25, 2019

For a slip-free grip and maximum leverage, follow QRFS’s guide to sizing valve wheel wrenches that turn handwheel valves safely.

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