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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
  • Signs & Decals
    • Sprinkler Signs
      • Aluminum Signs
      • Decals and Stickers
    • FDC Signs
    • Fire Extinguisher Signs
    • Sign Chain
  • 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
      • 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
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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
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      • Valve Wheel Wrenches
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Storz cap

#170 – Storz Blind Caps for Storz FDCs and Fire Hydrant Storz Connections

February 2, 2025April 19, 2019

A Storz fire hydrant or a Storz fire department connection without a cap or plug is a rare sight—and cause for concern. QRFS takes a look at Storz blind caps, explaining what they are, what they’re made of, and what they do for an FDC or fire hydrant connection.

2 Comments
Hotel doorway

#169 – Fire Protection for Transient Occupancies: Hotels, Dormitories & Lodging & Rooming Houses

February 2, 2025April 18, 2019

Learn the National Fire Protection Association and International Fire Code fire sprinkler and fire alarm requirements for hotels, lodging and rooming houses, and dormitories.

14 Comments
Air compressor

#168 – Guide to Dry Sprinkler Systems, Part 4: Installation of Air Compressors and Air Maintenance Devices

February 2, 2025April 17, 2019

A dependable and properly maintained supply of pressurized air is key to the reliable operation of dry sprinkler systems. QRFS helps you understand NFPA requirements for installing air compressors and air maintenance devices.

17 Comments
A pendent fire sprinkler

#167 – Are They “Pendant” or “Pendent” Fire Sprinklers?

February 2, 2025April 16, 2019

QRFS zeroes in on two terms describing one of the most common fixtures in fire protection—pendent sprinkler and pendant sprinkler—explaining why many manufacturers favor one over the other (even if consumers don’t).

2 Comments
Night Saver Glow in the Dark Rope

#166 – Glow-in-the-Dark Rope: The Applications of the Best-in-Class Night Saver

February 2, 2025April 11, 2019

Industrial-grade, glow-in-the-dark rope can dramatically improve the safety of any commercial or recreational activity where people struggle against low-visibility conditions. Learn about the Night Saver safety and marine rope.

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Counterfeit stamp

#165 – Counterfeit Fire Sprinklers: How to Identify and Avoid Them

February 2, 2025April 10, 2019

As sprinkler systems become more common, the fire protection industry has attracted unscrupulous manufacturers and sellers of counterfeit fire sprinklers. Learn how to ID real and fake fire sprinklers, as well as where to look for counterfeit advisories.

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Fire alarm in a mall

#164 – NFPA 101 Fire Alarm Systems, Part 2: The Requirements By Occupancy Classification

February 2, 2025April 9, 2019

The National Fire Protection Association has unique fire alarm requirements for each occupancy type. QRFS details NFPA code for fire alarm initiation, occupant notification, and monitoring of educational, detention and correctional, assembly, mercantile, business, storage, and industrial facilities.

26 Comments
Overhead view of angle valves

#163 – Angle Valve Compatibility in Fire Protection, Plumbing, and Water-Based Systems

February 2, 2025April 5, 2019

A wide range of standards govern the construction and use of valves—so, can angle valves designed for one purpose be used for another? QRFS looks at angle valves in fire protection, HVAC, plumbing, and beyond, discussing their construction, manufacturing standards, and suitability for various applications.

1 Comment
connecting hose to fire hydrant

#162 – Why American Cities are Retrofitting Fire Hydrants with Storz Hydrant Converters

February 2, 2025April 3, 2019

Storz hydrant converters, designed to provide quick and easy connections between fire hoses and hydrants, are improving public safety in American cities. QRFS explains why they matter, how they work, and how some cities and fire departments are financing their retrofits.

6 Comments
Fire alarm pull station

#161 – NFPA 101 Fire Alarm Systems, Part 1: Understanding Initiation, Occupant Notification, and Monitoring

February 2, 2025April 2, 2019

Learn all the different ways a fire alarm can activate, notify occupants, and get the attention of emergency forces. In the first installment of this three-part series, QRFS explains the different methods for accomplishing each of these fire alarm system objectives.

18 Comments
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