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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
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      • Sprinkler Finder
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      • 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
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      • Standard
      • Concealed
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      • Trim Rings
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      • 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
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      • Galvanized
      • Rod Buttons
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      • Tru Drill
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    • 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
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      • Heat Detector Testers
      • Universal Detector Test Kits
      • Detector Testing Equipment & Accessories
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      • 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
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      • Breakable Caps
      • Plug and Chains
    • Snoots and Swivels
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      • 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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Fire Sprinklers

The VK4621 and VK4921: Meet Viking’s Latest Concealed XT-1 Pendent Sprinklers

February 8, 2026November 10, 2021 by Phillip Dryden
VK4621 and VK4921 fire sprinklers

Viking’s newest concealed pendent sprinklers, the VK4621 & VK4921, can be installed with their caps in place—learn how and other benefits.

Categories Fire Sprinklers Leave a comment

Viking’s Latest Thread-On Concealed Sprinkler Cover Plates

February 8, 2026October 26, 2021 by Phillip Dryden
Viking cover plates

Concealed fire sprinklers from Viking have another cover plate option. Learn how a thread-on cover gives a more secure fit.

Categories Fire Sprinklers Leave a comment

Thank You for Fire Protection: The Victory Centre of Park Forest

February 8, 2026September 29, 2021 by Jason Hugo
Fire sprinkler save

Learn how a working sprinkler system in a senior community stopped a cooking fire in its tracks, saving lives and property.

Categories Fire Sprinklers Leave a comment

The Basics of CMDA, CMSA, In-Rack, and ESFR Storage Sprinklers

February 8, 2026September 14, 2021 by Phillip Dryden
Storage sprinklers

Learn how storage fire sprinklers like CMDA, CMSA, and ESFR models protect challenging warehouse environments from fires.

Categories Fire Sprinklers 17 Comments

How to Tell if Your Fire Sprinklers Need Cleaning or Replacement

February 8, 2026August 17, 2021 by Phillip Dryden
Dirty fire sprinkler

Dirty fire sprinklers are a common code compliance problem. Learn how and when to clean fire sprinklers to stay safe and pass inspection.

Categories Fire Sprinklers Leave a comment

The Difference Between Standard, Residential & Quick Response Sprinklers

February 8, 2026August 3, 2021 by Jason Hugo
QR vs SR Viking sprinklers

Learn what’s unique about standard and quick response sprinklers, along with how residential sprinklers differ from both—even though many people confuse the terms.

Categories Fire Sprinklers 4 Comments

Extended Coverage Sprinkler Spacing Part 2: Obstructions

February 8, 2026June 22, 2021 by Phillip Dryden
Extended coverage sprinkler spacing obstructions

In part 2 of our series on fire sprinkler spacing for extended coverage sprinklers, QRFS looks at the rules for avoiding obstructions.

Categories Fire Sprinklers Leave a comment

Install Sprinkler Head Cover Plates with the Proper Tools

February 8, 2026April 13, 2021 by Phillip Dryden
Sprinkler cover installation tools

Learn how fire sprinkler head cover plate installation tools make it easy to remove sprinkler caps and install cover plates—safely from the floor.

Categories Fire Sprinklers 2 Comments

Sprinkler Head Spacing: Extended Coverage Fire Sprinklers, Part 1

February 8, 2026March 16, 2021 by Jason Hugo
Sprinkler illustration

Learn the basics for the maximum and minimum distances for extended coverage fire sprinklers according to NFPA 13.

Categories Fire Sprinklers Leave a comment

The Benefits, Costs & Considerations of a Residential Fire Sprinkler System Retrofit

February 8, 2026February 16, 2021 by Jason Hugo
Residential fire sprinkler

Learn why homeowners retrofit or install fire sprinklers and why fire safety isn’t the only reason—or the complete, detailed answer.

Categories Fire Sprinklers 2 Comments

How to Select Residential Sprinkler Heads

February 8, 2026January 6, 2021 by Phillip Dryden
How to select residential sprinkler heads

Building a home fire sprinkler system? Get residential sprinkler heads with the right features, including type, thermal rating, K-factor & aesthetics.

Categories Fire Sprinklers 4 Comments

Replacement Fire Sprinkler Escutcheons: Finding the Right Model

February 8, 2026November 3, 2020 by Phillip Dryden
Replacement fire sprinkler escutcheons

Finding the correct replacement fire sprinkler escutcheons can seem challenging, but read this post to simplify the process.

Categories Fire Sprinklers 6 Comments

Recessed vs. Concealed Sprinkler Heads: What’s The Difference?

February 8, 2026July 21, 2020 by Jason Hugo
Concealed sprinkler head vs recessed sprinkler head

Recessed sprinklers stay in sight. Cover plates hide concealed sprinklers. But learn why there’s more to these types sprinklers than meets the eye.

Categories Fire Sprinklers Leave a comment

Victaulic Sprinkler Heads: A Guide to Different Models

February 8, 2026July 14, 2020 by Jason Hugo
Victaulic sprinkler heads

Choosing fire sprinkler heads shouldn’t be hard. Learn about Victaulic sprinkler heads, including technical specs and global approvals.

Categories Fire Sprinklers Leave a comment

The Essential Guide to Tyco Sprinkler Heads

February 8, 2026July 7, 2020 by Jason Hugo
Tyco sprinkler heads guide

Choosing fire sprinklers shouldn’t be difficult. Learn about the broad selection of Tyco sprinkler heads for any application.

Categories Fire Sprinklers 4 Comments

A Guide to Viking Fire Sprinkler Heads

February 8, 2026June 30, 2020 by Jason Hugo
viking-sprinkler-heads-guide

Viking fire sprinkler heads fill many roles. QRFS outlines the features of three lines of Viking’s commercial fire sprinkler heads—Model M, XT1, and Mirage.

Categories Fire Sprinklers 4 Comments

Guide to Corrosion-Resistant Fire Sprinkler Heads

February 8, 2026June 23, 2020 by Jason Hugo
Corrosion-Resistant Fire Sprinklers

In some environments, fire sprinklers corrode quickly. Learn about corrosion-resistant sprinkler heads that are listed to resist corrosion.

Categories Fire Sprinklers 8 Comments

Custom Fire Sprinkler Covers: A Perfect Match to Your Wall or Ceiling

February 8, 2026June 16, 2020 by Jason Hugo
Custom Fire Sprinkler Cover Plates

How to order custom finishes and colors for fire sprinkler cover plates that won’t detract from a flawless room.

Categories Fire Sprinklers Leave a comment
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