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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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      • Cabinet/Plastic
      • Hybrid and Other
    • 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
      • 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
    • Valve Wrenches
      • Post Indicator Valve Wrench
      • Valve Wheel Wrenches
    • Valve Trim Kits
  • Fire Hose & Hydrants
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Most Popular Articles

Fire riser room

What is a Fire Riser Room? IFC and NFPA Requirements

July 23, 2019

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

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

June 25, 2019

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

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California fire code

California Fire Code: The Essentials of Fire Sprinkler Maintenance

December 8, 2020

What are the fire sprinkler requirements in California? QRFS explains California Fire Code & breaks down the basic inspection, testing & maintenance rules.

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Which Fire Sprinkler Head Cover Plate Do I Need?

November 4, 2016

Finding the right cover plate for you fire sprinkler is easier than you think. In this blog, learn how to remove your current fire sprinkler cover plate, figure out the manufacturer, and find the correct one for your sprinkler today!

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Do not paint over sprinklers sign

Residential Fire Sprinkler Systems: Maintaining Home Fire Sprinklers is Simple

April 17, 2018

Home fire sprinklers are simple and easy to maintain, and they can last for decades with minimal care. But the specific maintenance requirements depend on the type of system and the components that are installed. QRFS takes a look at how to maintain different home fire sprinkler systems, including the essential “don’ts” that ensure sprinklers will work in an emergency.

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Post indicator valve

A Guide to Post Indicator Valve Requirements

October 6, 2020

Learn when to use indicating valves on fire protection systems and how NFPA standards governing these devices have changed.

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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.

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When and Where Should Fire Extinguishers Be Installed? A Practical Guide for Building Owners

October 16, 2018

Well-placed fire extinguishers are extremely effective at putting out small fires. QRFS reviews NFPA Fire Code and Standards for Portable Extinguishers for guidance on which buildings need fire extinguishers and where they are required.

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Most Recent Articles

Dry sprinkler k-factor and barrel length

Dry Sprinkler K-factor and Barrel Length: Does One Change the Other?

October 22, 2025

Long dry sprinkler barrels can cause a practical reduction in K-factor. But learn why there’s usually still only one sprinkler K-factor number for all barrel lengths.

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Lowe's fire sprinklers or Home Depot fire sprinklers

Lowe’s and Home Depot Fire Sprinklers Don’t Exist—Here’s Why!

October 8, 2025

Hardware stores don’t sell fire sprinklers, cover plates, or escutcheons. Learn why there are no Lowe’s or Home Depot fire sprinklers and where to buy these parts.

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Fire sprinkler escutcheon extension tube

How to Size and Install a Sprinkler Escutcheon Extension Tube

September 24, 2025

Learn how to choose and install a sprinkler escutcheon extension tube that can cover extra-long sprinkler drops or dry sprinkler barrels.

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