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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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      • Riser Clamps
      • CPVC Hangers
      • Fasteners and Drivers
      • Beam Clamps
      • Swivel Rings
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      • Aluminum Signs
      • 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
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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
    • 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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      • Valve Wheel Wrenches
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WFD Water Flow Detector by System Sensor

#12 – What is a Flow Switch or Water Flow Detector in a Fire Sprinkler System?

February 3, 2025February 26, 2013

In this edition of the Fire Sprinkler System Components series, we discuss a water flow detector, or flow switch. What is it? How does it work? Why is it there?

17 Comments

#11 – Home Fire Sprinkler Coalition – Industry Leader Spotlight

February 3, 2025February 19, 2013

Learn about the Home Fire Sprinkler Coalition and all the great work they do promoting the residential fire sprinkler industry.

Tags fire protection, Home Fire Sprinkler Coalition, residential fire sprinklers Leave a comment
Fire sprinklers on red pipe

#10 – How a Fire Sprinkler Works: Thermal Sensitivity

February 3, 2025February 14, 2013

Contrary to what Hollywood movies portray, fire sprinkler systems don’t usually deploy numerous sprinklers at once. QRFS reveals how simple but effective thermal triggers hold individual sprinklers closed until they are activated by heat.

Tags fire sprinklers, glass bulb, temperature 14 Comments
A Globe fire sprinkler hanging from a ceiling

#9 – Top 5 Fire Sprinkler Success Stories: January & February 2013

February 3, 2025February 12, 2013

What’s a two-alarm fire? What happens when toddlers, matches, and a Saturday morning combine? Find out with QRFS’s series of fire sprinkler success stories.

Tags commercial fire sprinklers, fire department, fire safety, residential fire sprinklers, sprinkler success Leave a comment
Carefully inspecting laid fire hose

#8 – Proper Washing, Use, Storage, Testing, and Inspection of Fire Hose

February 3, 2025February 7, 2013

Learn a broad overview concerning the proper cleaning, use, storage, testing, and inspection of fire hose.

Tags cleaning fire hose, fire hose, inspection and testing, proper care Leave a comment
Superior's white fire hose with two coils nested in couplings

#7 – Buying Superior fire hose from QRFS: advantages, disadvantages, and price comparisons

February 3, 2025February 5, 2013

Competitive pricing, shipping, and performance make the US-based Superior Fire Hose and QRFS a winning combination. To learn more, read on.

Leave a comment
Fire sprinkler head discharge

#6 – Uncommon Fire Sprinkler System Malfunctions

February 3, 2025January 31, 2013

A look at the most common, yet extremely rare, fire sprinkler system malfunctions and how the industry has responded.

Tags fire sprinkler system malfunctions, fire sprinklers, myths 5 Comments

#5 – Millions are being spent to misinform you about fire sprinklers

February 3, 2025January 29, 2013

The epic battle between consumer choice and personal safety as it relates to fire sprinklers.

Tags fire sprinkler mandate, National Association of Home Builders, National Fire Protection Association, residential fire sprinklers Leave a comment

#4 – Fire Sprinklers: Offsetting the dangers of lightweight construction

February 3, 2025January 23, 2013

Lightweight construction has been the leading cause of death for homeowners and firefighters since the 1960’s. Learn how fire sprinklers can help protect your family and firefighters.

Tags fire safety Leave a comment

#3 – Should my home have fire sprinklers? Here is a compelling argument

February 3, 2025January 19, 2013

This blog examines the devastating effects of a recent fire in Maryland and the life-saving technology that could have helped prevent it.

Tags fire safety, home fire sprinklers, residential fire sprinklers Leave a comment
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