Installing Archives

SDR pipe measurements fire sprinkler pipe

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

September 3, 2024August 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!

Why you can't install dry sprinklers in mechanical tees

#453 – Why You Can’t Install Dry Sprinklers with Mechanical Tees, Elbows & More

June 11, 2024June 6, 2024

Dry sprinklers can only be installed in specific fittings. Here’s a guide to the NFPA and manufacturer rules for appropriate installations.

#437 – How to Replace a Recessed Fire Sprinkler Escutcheon

November 7, 2023October 25, 2023

Replacing recessed fire sprinkler escutcheons can be easy or complex. QRFS reviews how to install skirts or the whole escutcheon, both listed and split-ring models.

#396 – Viking’s Latest Thread-On Concealed Sprinkler Cover Plates

October 30, 2022October 26, 2021

Viking’s newest concealed fire sprinkler cover plate threads into place Viking launched a new thread-on cover plate for concealed fire sprinklers. These covers are designed for use with Viking’s existing line of Mirage, Freedom, and … Read more