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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
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      • Fasteners and Drivers
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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
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      • Auto Spkr ID Plates
      • Standpipe ID Plates
      • Combination ID Plates
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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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water motor gong

#360 – How Does a Water Motor Gong Work in Fire Sprinkler Systems?

January 28, 2025September 1, 2020

Alarm gong systems deliver warning that sprinklers are operating—even if the power goes out. Learn exactly how they work.

10 Comments
Digital tachometer

#359 – When Do I Need a Digital Tachometer in Fire Protection System ITM?

January 28, 2025August 25, 2020

Learn why handheld digital tachometers offer unmatched accuracy and ease of use in fire pump tests and other RPM measurements.

Leave a comment
Sprinkler water pressure

#358 – How Much Water Pressure is Required for Fire Sprinkler Systems?

February 3, 2025August 18, 2020

Sufficient pressure is vital for working fire sprinklers. But how much sprinkler water pressure is enough? Learn the physics and NFPA rules.

19 Comments
Mechanical tee fire sprinkler

#357 – A Guide to Mechanical Tees for Fire Sprinkler Systems

January 28, 2025August 11, 2020

Mechanical tees make adding branch lines to fire sprinkler systems easy. Learn how mechanical tees work and how to install them.

2 Comments
sprinkler system drain cap

#356 – Sprinkler System Drain Caps: Why Do You Need Them?

January 28, 2025August 4, 2020

Grooved drain caps make it simple to flush water from fire protection systems thoroughly, and also serve as transitional fittings. Learn more.

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authority having jurisdiction

#355 – When and How to Contact the Authority Having Jurisdiction

February 3, 2025July 28, 2020

Learn when to contact your authority having jurisdiction—including for building permits, impairments, licenses, and other technical questions.

5 Comments
Concealed sprinkler head vs recessed sprinkler head

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

January 28, 2025July 21, 2020

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

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Victaulic sprinkler heads

#353 – Victaulic Sprinkler Heads: A Guide to Different Models

January 28, 2025July 14, 2020

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

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Tyco sprinkler heads guide

#352 – The Essential Guide to Tyco Sprinkler Heads

January 28, 2025July 7, 2020

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

4 Comments
viking-sprinkler-heads-guide

#351 – A Guide to Viking Fire Sprinkler Heads

January 28, 2025June 30, 2020

Viking fire sprinkler heads fill many roles. QRFS outlines the features of 3 lines of Viking’s commercial fire sprinkler heads—Model M, XT1, and Mirage.

4 Comments
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