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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
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      • Paint Covers
      • Standard Head Guards
      • Heavy Duty Head Guards
      • Water Shields and Baffles
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      • 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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      • Swivel Rings
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      • Decals and Stickers
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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
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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

#234 – Guide to Tyco, Gem, Star, and Central Fire Sprinkler Escutcheons: Style 10, Style 20, and More

September 18, 2025July 24, 2019 by Jason Hugo
Tyco escutcheon

Use this guide to learn how TYCO’s escutcheons provide code-compatible coverage to fire sprinklers from current and once-popular brands—like Star, Central, and Gem—and how to know when the Style 10, Style 20, or other model works with a particular head.

Categories Fire Sprinklers 1 Comment

#228 – Shattering Myths About Fire Sprinklers

February 2, 2025July 16, 2019 by Jason Hugo
Fire sprinkler myths

QRFS explains why five common beliefs about fire protection simply aren’t true—and how fire sprinklers function reliably and precisely to save lives and property.

Categories Fire Sprinklers 1 Comment

#225 – Distance Rules, Part 2: Sprinkler Head Obstruction Distance Rules for Standard Spray Fire Sprinklers

October 2, 2025July 11, 2019 by Jason Hugo
Sidewall sprinkler in a hotel

NFPA minimum sprinkler obstruction distances ensure that pendent, upright, & sidewall standard spray sprinklers activate on time & fight fires effectively.

Categories Fire Sprinklers 30 Comments

#222 – Shutgun vs Quickstop Fire Sprinkler Tools: Which Shuts Off Heads Better?

February 2, 2025July 8, 2019 by Jason Hugo
Fire sprinkler in office ceiling

Two leading fire sprinkler shutoff tools—the Shutgun and Quickstop—compete for the chance to stop water damage. A run-down of the pros & cons of each tool.

Categories Fire Sprinklers Leave a comment

#214 – Maximum and Minimum Sprinkler Distance Rules, Part 1: Standard Spray Fire Sprinklers

October 2, 2025June 26, 2019 by Jason Hugo
Maximum and minimum sprinkler distance

Installers and designers rely on NFPA 13 for the effective placement of fire sprinklers. To learn more about the maximum and minimum distances from standard sprinkler heads to walls—and from one head to another—read on.

Categories Fire Sprinklers 29 Comments

#213 – Fire Sprinkler Accidents: The Top 5 Causes of Discharges and Leaks

September 1, 2025June 25, 2019 by Jason Hugo

QRFS shares tips for avoiding fire sprinkler accidents and system leaks—and reveals the easiest methods for stopping them once they happen.

Categories Fire Sprinklers 39 Comments

#210 – Explaining Sidewall Sprinkler Heads, Both Horizontal and Vertical

February 2, 2025June 20, 2019 by Jason Hugo
A sidewall fire sprinkler

Sidewall sprinkler heads are an impressive and helpful addition to any fire protection designer’s toolkit. Learn how they work and the important ways in which horizontal and vertical models differ.

Categories Fire Sprinklers 16 Comments

#201 – Fire Sprinkler Accident Videos: The Hall of Shame

February 2, 2025June 7, 2019 by Jason Hugo
Flood zone sign

QRFS takes a look at seven sprinkler mishaps that might have been avoided with heavy-duty fire sprinkler head guards.

Categories Fire Sprinklers Leave a comment

#199 – How to Stop a Fire Sprinkler Head with the Correct Shutgun Sprinkler Tool

February 2, 2025June 5, 2019 by Jason Hugo
Shutgun closing off a fire sprinkler

A false activation of a fire sprinkler can quickly cause expensive water damage. QRFS explains how Shutgun sprinkler tools quickly and easily stop discharge at the source and which one to buy for different systems.

Categories Fire Sprinklers 2 Comments

#184 – When Can You Use a Drywall Access Panel and When Do You Need a Fire-Rated Access Panel?

February 2, 2025May 15, 2019 by Jason Hugo
Access panel

QRFS looks at the fire and building code governing access panels to help consumers decide when it’s safe to install standard, non-rated drywall access panels—and when it’s necessary to choose a fire-rated panel instead.

Categories Fire Sprinklers 2 Comments

#183 – How to Write a Scope of Work for Fire Sprinkler Services

February 2, 2025May 14, 2019 by Jason Hugo
Fire sprinkler inspections

Codes and standards place responsibility for fire sprinkler inspection, testing, and maintenance (ITM) on the property owner but contractors are typically used to do it. Writing a clear scope of work can help guarantee reliable, code-compliant ITM.

Categories Fire Sprinklers 2 Comments
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