Thoughts on Fire Blog

#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.

#413 – How to Replace Old Residential Fire Sprinkler Heads with Different or Missing K-Factors

December 10, 2022November 8, 2022

Replacing residential fire sprinkler heads can be challenging when you don’t know the K factor of the sprinkler, or it’s a discontinued model. Read this guide to learn how!

#412 – How to Avoid CPVC Pipe Problems Due to Chemical Incompatibilities

October 27, 2022

CPVC fire sprinkler pipe has many advantages over other materials but must be installed right. Learn about chemical incompatibilities & how to avoid CPVC pipe problems.

#411 – The History and Successes of Fire Prevention Week™

October 9, 2022

Fire Prevention Week began 100 years ago. After a century of education, has fire safety improved? QRFS looks at the history of the event and its impact.

#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.

#408 – Rigid Coupling vs Flexible Coupling: When to Use Each

June 21, 2022

The difference between a rigid vs flexible coupling in fire protection is subtle but important. Learn how rigid is used for standard joints while flexible offers seismic protection.

#407 – Fire Sprinkler Flow Switch & Tamper Switch Inspection & Maintenance

April 28, 2022April 27, 2022

Learn the essential inspection, testing, and maintenance tasks for fire sprinkler flow switches and tamper switches.

#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.

#405 – Guide to OS&Y Valves for Fire Protection Systems

March 16, 2022

An OS&Y valve is a type of gate valve used in sprinkler and standpipe systems as a control valve. Read this guide to when and why they are used.