Fire Sprinkler Systems Archives

#420 – Concentric Reducer vs Eccentric Reducer vs Reducing Coupling

February 16, 2023February 15, 2023

Learn why installers use reducing couplings, concentric reducers, or eccentric reducers in fire protection grooved pipe systems.

#419 – What Are Electrically Operated Fire Sprinklers?

February 16, 2023February 1, 2023

Electrically operated fire sprinklers are the latest technology for protecting high-challenge environments. Learn how they work and must be maintained.

#418 – Explaining Fire Sprinkler Acronyms: ELO, ESFR & ECOH Sprinklers

March 1, 2023January 19, 2023

What’s the difference between ESFR sprinklers, ECOH sprinklers, and ELO sprinklers? QRFS explains these confusing fire sprinkler acronyms.

#417 – Fire Sprinkler Head Replacement: Changes to NFPA 25 Rules

June 7, 2023January 11, 2023

The rules for fire sprinkler head replacement when you find paint, loading, or corrosion have gotten looser over the years. Learn when new sprinklers are necessary.

#414 – Fire Sprinkler Testing Procedures & Replacement in NFPA 25

May 18, 2023November 23, 2022

Fire sprinkler testing happens decades after installation for most but not all sprinklers. Learn the NFPA 25 testing & replacement rules and what labs assess.

#410 – Comparing Tyco, Viking & Reliable Institutional Fire Sprinklers

October 14, 2024September 21, 2022

Institutional fire sprinklers help prevent tampering and self-harm. Learn about the features and specs for Tyco, Viking, and Reliable institutional-style models.

#409 – Disaster Preparedness & Fire Protection Systems

December 16, 2022September 6, 2022

Is your fire protection system ready for a disaster? This National Preparedness Month, make a plan for possible emergencies.

#406 – ESFR Sprinklers: A Strong Line of Defense in Storage Applications

April 12, 2022April 6, 2022

ESFR sprinklers are designed to suppress fires in high-challenge storage occupancies. Learn how they work and their benefits and drawbacks vs. other systems.

#402 – What Happened to System Sensor? Introducing Safe Signal™

January 23, 2022January 19, 2022

System Sensor fire sprinkler supervisory devices are now manufactured by Safe Signal. Learn why the name changed—but little else!

#398 – Viking XT1 Update: Fire Sprinklers, Wrenches & Head Guards

December 7, 2021November 24, 2021

The Viking XT1 update of its next-generation sprinkler line makes installation easier. Learn why and how to find the right part numbers for sprinklers and accessories.