Pipe Archives

#459 – BlazeMaster CPVC vs FlameGuard CPVC: The Differences

January 24, 2025August 28, 2024

FlameGuard and BlazeMaster CPVC pipe are both listed for fire protection use, so how different are they? Dive into their specs to see which orange pipe is on top!

SDR pipe measurements fire sprinkler pipe

#458 – What Are SDR Pipe Measurements in CPVC Fire Sprinkler Pipe?

January 24, 2025August 14, 2024

CPVC fire sprinkler pipe must be listed and use standard dimension ratio units rather than schedule. Learn about SDR pipe measurements and more!

#452 – How to Understand Tee Sizes: Mechanical, Straight & Reducing Tees

January 24, 2025May 22, 2024

Pipe tees can have three openings—and they can be different sizes and connection types. Here’s how to understand sizing for reducing tees, straight tees, and mechanical tees.

#420 – Concentric Reducer vs Eccentric Reducer vs Reducing Coupling

January 24, 2025February 15, 2023

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

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

January 24, 2025October 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.

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

January 24, 2025June 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.

#389 – How to Select a Pipe Cover Plate: Understanding IPS Dimensions

January 27, 2025July 21, 2021

Nominal size is not *actual* size. If you forget this, you’ll end up with components that don’t match. QRFS explains how IPS and other measurements relate to actual size.