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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
      • Recessed
      • Cabinet/Plastic
      • Hybrid and Other
    • Sprinkler Accessories
      • Sprinkler Extensions
      • Installation Tools
      • Trim Rings
      • Spare Head Cabinets
    • Guards and Shields
      • 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
    • Hangers and Fasteners
      • Riser Clamps
      • CPVC Hangers
      • Fasteners and Drivers
      • Beam Clamps
      • Swivel Rings
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      • Aluminum Signs
      • Decals and Stickers
    • FDC Signs
    • Fire Extinguisher Signs
    • Sign Chain
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    • 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
      • Removal and Cleaning
      • 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
  • Valves
    • 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
    • Valve Trim Kits
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      • Brass Cap and Chain
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      • Covers
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Codes & Standards

#271 – The Deadliest Fires in U.S. History: The MGM Grand Fire in Las Vegas

February 2, 2025September 19, 2019 by Jason Hugo
MGM Grand Fire

QRFS explains how the tragic MGM Grand Fire in Las Vegas in 1980 sparked tougher life safety codes at hotels and casinos.

Categories Codes & Standards 3 Comments

#269 – Standpipe and Fire Sprinkler Inspections: Classifying Deficiencies and Impairments

February 2, 2025September 17, 2019 by Jason Hugo
Classifying deficiencies in a fire sprinkler inspection

Classifying deficiencies and impairments during standpipe and fire sprinkler inspections is difficult. Learn the NFPA guidelines and the system for color-coded tagging.

Categories Codes & Standards Leave a comment

#256 – Understanding Fire Compartmentation in Buildings and Fire Sprinkler Pipe Penetrations

July 8, 2025August 26, 2019 by Jason Hugo
Fire compartmentation in buildings

Learn about NFPA & IBC requirements for fire compartmentation in buildings, including standards sprinkler pipe penetrations must meet for fire-resistance.

Categories Codes & Standards 4 Comments

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

February 2, 2025August 16, 2019 by Jason Hugo
The alphabet soup of NFPA 13 references

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

Categories Codes & Standards Leave a comment

#246 – Fire Pump Component Testing: NFPA 25 Annual Fire Pump Tests, Part 2

July 22, 2025August 9, 2019 by Jason Hugo
Annual fire pump tests

QRFS finishes its two-part series on annual fire pump testing with requirements for testing the specific components of fire pumps.

Categories Codes & Standards 6 Comments

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

July 22, 2025August 8, 2019 by Jason Hugo
Annual fire pump flow test guidelines

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

Categories Codes & Standards 35 Comments

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

August 9, 2025August 5, 2019 by Jason Hugo
UL listed and FM approvals

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

Categories Codes & Standards 33 Comments

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

February 2, 2025August 2, 2019 by Jason Hugo
dry pipe sprinkler system trip tests

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

Categories Codes & Standards 2 Comments

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

July 22, 2025July 29, 2019 by Jason Hugo
Deadliest fires in US history

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.

Categories Codes & Standards 1 Comment

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

July 8, 2025July 26, 2019 by Jason Hugo
The deadliest fires in U.S. history

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

Categories Codes & Standards Leave a comment

#233 – What is a Fire Riser Room? IFC and NFPA Requirements

February 2, 2025July 23, 2019 by Jason Hugo
Fire riser room

QRFS explains why buildings need these fire sprinkler control centers, where they must be placed, and how fire riser rooms must be maintained.

Categories Codes & Standards 43 Comments
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