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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
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      • Hole Saw Blades
      • Sealants and Greases
      • Boltbreakers
      • Tru Drill
      • Paint Markers
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      • 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
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      • 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
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      • 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
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      • Grooved Butterfly Valves
      • Threaded Butterfly Valves
      • Wafer Butterfly Valves
    • OS&Y Valves
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      • 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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Codes & Standards

What Facility Managers Need to Inspect on a Fire Sprinkler System, Part 4

February 3, 2026August 1, 2018 by Jason Hugo

In QRFS’ continuing series on NFPA’s commercial fire sprinkler inspection requirements, we look at what you need to check out — and when — it comes to fire sprinkler gauges, signs, water flow alarms and supervisory signaling devices.

Categories Codes & Standards 6 Comments

What Facility Managers Need to Inspect on a Fire Sprinkler System, Part 3

February 3, 2026July 17, 2018 by Jason Hugo

Fire pumps add a great deal of complexity to the maintenance of a commercial fire sprinkler system. In Part 3 of QRFS’ continuing series, we explain the inspection requirements for systems with fire pumps — whether they use electric, diesel, or steam-turbine engines.

Categories Codes & Standards 5 Comments

What Facility Managers Need to Inspect on a Fire Sprinkler System, Part 2

February 3, 2026June 19, 2018 by Jason Hugo

Regular inspections are required to keep commercial fire sprinkler systems working and up to code. In the second installment of a series, QRFS explains the steps involved in the annual visual inspection of fire sprinkler pipe and fittings, plus how to classify any issues that are found.

Categories Codes & Standards 9 Comments

What Facility Managers Need to Inspect on a Fire Sprinkler System, Part 1

February 3, 2026June 5, 2018 by Jason Hugo

Regular inspections are required to keep commercial fire sprinkler systems working and up to code. In the first part of this series, QRFS explains the steps involved in the annual visual inspection of fire sprinkler heads.

Categories Codes & Standards 22 Comments

Guide to Standpipe Systems (Part 7): Standpipe Signs and Markings

February 9, 2026February 15, 2018 by Jason Hugo

In this final installment of our series detailing standpipes, we examine the signage required to identify and provide information about different portions of a system. The National Fire Protection Association (NFPA) issues detailed requirements for labeling the components of a standpipe system in NFPA 14 and NFPA 25.

Categories Codes & Standards 2 Comments

Guide to Standpipe Systems (Part 6): Maintenance Testing for Automatic and Semiautomatic Dry Standpipes

February 9, 2026February 8, 2018 by Jason Hugo
Dry standpipe system sign

QRFS’s crash course for building owners and fire protection contractors covers NFPA 25’s maintenance testing requirements for automatic and semiautomatic dry standpipe systems.

Categories Codes & Standards Leave a comment

#94 – Standpipe Systems (Part 5): Maintenance Testing of Standpipes (Continued)

August 9, 2025February 1, 2018 by Jason Hugo
Red standpipe FDC

This article breaks down the maintenance testing requirements for existing standpipe systems defined in NFPA 25: Standard for the Inspection, Testing, and Maintenance of Water-Based Fire Protection Systems. Our goal is to aggregate and contextualize this code for contractors and building owners.

Categories Codes & Standards 4 Comments

Standpipe Systems (Part 4): Acceptance Testing and System Maintenance

February 9, 2026January 25, 2018 by Jason Hugo
Siamese standpipe

This installment of a continuing series covers required acceptance testing for standpipe systems and the National Fire Protection Association (NFPA) standards that correspond with it.

Categories Codes & Standards Leave a comment

Standpipe Systems (Part 3): More Standpipe System Components and How to Maintain Them

February 9, 2026January 18, 2018 by Jason Hugo

A look at the additional, vital portions of a standpipe: the hoses, hose connections and stations, and various system valves. This article explains the purpose of these items and serves as a quick reference for the maintenance and inspections expected of life safety contractors and building owners.

Categories Codes & Standards Leave a comment

Standpipe Systems (Part 2): Standpipe System Components and How to Maintain Them

February 9, 2026January 11, 2018 by Jason Hugo
A siamese FDC serving a standpipe system

This article examines the major individual components of standpipe systems, along with their installation, inspection, and maintenance requirements. Our aim is to simplify this guidance for both contractors and building owners.

Categories Codes & Standards Leave a comment

The History of Fire Protection Codes & Standards: NFPA 101, NFPA 13, NFPA 13R, and NFPA 13D

January 30, 2026August 31, 2017 by Jason Hugo
NFPA logo

In this article, we look at the history of the NFPA and life safety code and standards to gain a better understanding of the various versions and their differences.

Categories Codes & Standards Leave a comment

Fire Inspections: What You Must Do to Ensure Your Business is Up To Code!

January 29, 2026December 31, 2013 by Jason Hugo
Fire inspection

Fire inspections are part of any building or business owner’s responsibilities. This first installment in our two-part series explains what to look for and points you to some resources to help you get your building up to code and fire-safe!

Categories Codes & Standards Leave a comment
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