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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
    • Flexible Drops
    • 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
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      • 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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      • Post Indicator Valve Wrench
      • Valve Wheel Wrenches
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fire sprinklers

Concealed or exposed fire sprinkler

#466 – Can a Single Fire Sprinkler Model (SIN) Be Installed Concealed OR Exposed?

January 24, 2025December 4, 2024

One unique sprinkler identification number (SIN) often indicates whether a sprinkler is a concealed or exposed model. But there are exceptions! Learn about dual-application versions and how to ID and order them properly.

Tags concealed fire sprinklers, fire sprinklers, SIN Leave a comment
Fire sprinkler assembly

#464 – What is a Fire Sprinkler Assembly, and Why Is It Important?

April 22, 2025November 6, 2024

NFPA standards and other documents reference the sprinkler assembly and specify which accessories must be part of it. Read this guide!

Tags cover plates, escutcheons, fire sprinkler assembly, fire sprinkler head assembly, fire sprinklers, sprinkler assembly 1 Comment
VK3021 vs TY323 vs V2708 vs RA1414

#449 – Sprinkler Showdown: VK3021 vs TY323 vs V2708 vs RA1414

January 24, 2025April 10, 2024

How can you choose between quick response pendent 5.6k fire sprinklers? QRFS compares Viking, Tyco, Victaulic, and Reliable models.

Tags fire sprinklers, quick response pendent sprinkler Leave a comment

#410 – Comparing Tyco, Viking & Reliable Institutional Fire Sprinklers

April 15, 2025September 21, 2022

Institutional fire sprinklers help prevent tampering and self-harm. Learn about the features and specs for Tyco, Viking, and Reliable institutional-style models.

Tags fire sprinklers, institutional fire sprinklers 2 Comments
Painting a ceiling

#14 – Can I Paint My Fire Sprinkler Cover Plate?

February 3, 2025March 12, 2013

Can you paint a fire sprinkler system’s cover plates? The answer is no. Read this blog to find out why and what other options are available!

Tags cover plates, fire sprinklers, paint 3 Comments
Fire sprinklers on red pipe

#10 – How a Fire Sprinkler Works: Thermal Sensitivity

February 3, 2025February 14, 2013

Contrary to what Hollywood movies portray, fire sprinkler systems don’t usually deploy numerous sprinklers at once. QRFS reveals how simple but effective thermal triggers hold individual sprinklers closed until they are activated by heat.

Tags fire sprinklers, glass bulb, temperature 14 Comments
Fire sprinkler head discharge

#6 – Uncommon Fire Sprinkler System Malfunctions

February 3, 2025January 31, 2013

A look at the most common, yet extremely rare, fire sprinkler system malfunctions and how the industry has responded.

Tags fire sprinkler system malfunctions, fire sprinklers, myths 5 Comments

#2 – Buy Fire Sprinklers or Fire Hose Material Online – Advantages and Disadvantages

February 3, 2025January 16, 2013

This article compares the advantages and disadvantages of purchasing fire sprinklers, fire hose, and other fire protection system components online vs. locally.

Tags buy online, fire hose, fire sprinkler systems, fire sprinklers, qrfs Leave a comment
Diagram of the difference between quick response and standard response fire sprinklers

#1 – Quick Response vs Standard Response Sprinklers: The Differences

February 3, 2025January 14, 2013

Standard response and quick response fire sprinklers both deliver life and property-saving fire protection. So, what’s the difference? Their mission. Learn more by reading the Standard Response vs Quick Response blog.

Tags fire sprinklers 6 Comments

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