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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
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      • Fasteners and Drivers
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      • Swivel Rings
  • Signs & Decals
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      • Aluminum Signs
      • 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
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      • Valve Wheel Wrenches
    • Valve Trim Kits
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      • Brass Cap and Chain
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Protect gauges from overpressure and damage

#456 – How to Protect Gauges from Overpressure and Damage

January 24, 2025July 17, 2024

Pressure spikes can damage these devices in fire protection systems and other applications—here’s why, and how to prevent pressure gauge overpressure Pressure gauges are essential for monitoring the status of fire sprinkler systems, standpipes, and … Read more

Tags gauges, overpressure Leave a comment
Fusible link sprinkler head vs glass bulb sprinkler

#455 – Fusible link sprinkler head vs glass bulb sprinkler: the differences

January 24, 2025July 3, 2024

Fusible link fire sprinkler heads and glass bulb sprinklers are extremely similar, but some considerations exist. Learn the differences and when they matter.

Leave a comment
VK3001 vs TY313 vs V2704 vs RA1425

#454 – Sprinkler Showdown: VK3001 vs TY313 vs V2704 vs RA1425

January 24, 2025June 19, 2024

How can you choose between quick-response, standard coverage, 5.6K upright sprinklers? QRFS referees a showdown between Viking, Tyco, Victaulic, and Reliable.

Tags Sprinkler Showdown, Upright fire sprinklers Leave a comment
Why you can't install dry sprinklers in mechanical tees

#453 – Why You Can’t Install Dry Sprinklers with Mechanical Tees, Elbows & More

January 24, 2025June 6, 2024

Dry sprinklers can only be installed in specific fittings. Here’s a guide to the NFPA and manufacturer rules for appropriate installations.

Tags dry sprinkler fittings, dry sprinklers Leave a comment
Sizing reducing tees

#452 – How to Understand Tee Sizes: Mechanical, Straight & Reducing Tees

January 24, 2025May 22, 2024

Pipe tees can have three openings—and they can be different sizes and connection types. Here’s how to understand sizing for reducing tees, straight tees, and mechanical tees.

Tags CPVC, cpvc tees, grooved pipes, mechanical tees, tees Leave a comment
bspt vs npt fire sprinklers

#451 – BSPT vs NPT Fire Sprinkler Head Sizes: Know the Difference

January 24, 2025May 8, 2024

BSPT vs NPT standards for tapered pipe threads govern fire sprinkler sizes. Learn about the differences, where each is used, and how to get the right part.

Tags BSPT, BSPT vs NPT fire sprinklers, NPT 2 Comments
QRFS fire protection maintenance ebook

#450 – Why Building Owners & Managers Must Maintain Fire Protection Systems!

January 24, 2025April 23, 2024

Many building owners and managers know they must maintain fire protection systems, but many aren’t aware of some hidden issues and all the risks of not doing it. QRFS explains common compliance gaps and potential consequences.

Tags fire protection maintenance, Fire protection systems 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
Ball drip valve hydrostatic test

#448 – Why Ball Drip Valves Don’t Totally Seal During Hydrostatic Tests

January 24, 2025March 27, 2024

Some water leaks out of the ball drip valve under an FDC while doing a hydrostatic test. Is this normal? Learn why it is and what to do.

Tags ball drip valves, FDC, fire department connection, hydrostatic test Leave a comment
How to install head guards

#447 – How to Install and Replace Fire Sprinkler Head Guards

January 24, 2025March 14, 2024

Fire sprinkler head guards protect sprinklers from damage—here’s how to replace them or install new ones with different attachment styles.

Tags fire sprinkler head guards, sprinkler cages, sprinkler guards Leave a comment
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