Guides to Fire Protection Equipment and Systems for Pros

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What is a Fire Panel and How Does it Work?

Fire alarm control panels can interface with hundreds of life-saving devices simultaneously. QRFS looks at how fire code

Guide to Dry Sprinkler Systems, Part 4: Installation of Air Compressors and Air Maintenance Devices

A dependable and properly maintained supply of pressurized air is key to the reliable operation of dry sprinkler

Guide to Fire Hose Reels and Racks for Standpipe and Hose Systems

Learn what the NFPA, ICC, and other organizations have to say about installing and phasing out fire hose

What is a Siamese Connection?

The Siamese Fire Department Connection (FDC) features two female inlets and plays an essential role in providing supplemental

Most Recent

Air Maintenance Devices & Fire Sprinkler Systems: The Basics

July 30, 2025

Air maintenance devices are essential components of dry and preaction sprinkler systems. Learn how they work and fit into these systems.

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Vapor Corrosion Inhibitor vs Nitrogen Sprinkler Systems to Combat Corrosion

June 19, 2025

Dry and preaction sprinkler systems are more prone to corrosion. Learn about two options to handle it: vapor corrosion inhibitors and nitrogen sprinkler systems.

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How to Buy American-Made Fire Protection Equipment

November 20, 2024

American-made fire sprinklers and other fire protection parts aren’t hard to find! Learn how to comply with the Buy American Act and Build America, Buy America rules for qualifying fire protection projects.

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Wall Hydrants vs Fire Department Connections: What’s the Difference?

January 31, 2024

Wall hydrants look similar to FDCs but flow water the other way. Learn how each works, when they’re needed, the maintenance requirements, and more.

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Systems & Other Parts: All Articles

Air Maintenance Devices & Fire Sprinkler Systems: The Basics

July 30, 2025

Air maintenance devices are essential components of dry and preaction sprinkler systems. Learn how they work and fit into these systems.

Read Now →

Vapor Corrosion Inhibitor vs Nitrogen Sprinkler Systems to Combat Corrosion

June 19, 2025

Dry and preaction sprinkler systems are more prone to corrosion. Learn about two options to handle it: vapor corrosion inhibitors and nitrogen sprinkler systems.

Read Now →

How to Buy American-Made Fire Protection Equipment

November 20, 2024

Read Now →

Wall Hydrants vs Fire Department Connections: What’s the Difference?

January 31, 2024

Wall hydrants look similar to FDCs but flow water the other way. Learn how each works, when they’re needed, the maintenance requirements, and more.

Read Now →

You (Probably) Don’t Have a 3” FDC: Sizing FDC Fire Equipment, Caps, & Plugs

November 6, 2019

Countless consumers order the wrong fire department connection caps and plugs. Choose the right size and thread for your FDC fire equipment with this guide.

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Problems with Fire Extinguishers That Cause Them to Fail

October 9, 2019

Certain problems with fire extinguishers can cause them to fail when they’re needed most. Learn how care, service, and inspection keep extinguishers intact.

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Guide to Fire Hose Reels and Racks for Standpipe and Hose Systems

October 2, 2019

Learn what the NFPA, ICC, and other organizations have to say about installing and phasing out fire hose reels and fire hose racks in standpipe and hose systems.

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Video Smoke Detection: Spotting Smoke and Fire with Cameras

September 10, 2019

Does video smoke detection identify fires accurately? QRFS examines video image detection (VID) of smoke and/or flames, digging into the tech and its uses.

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