Fire Sprinkler Systems Archives

#457 – Hydraulic Design Information Sign for Fire Sprinklers: A Guide

August 22, 2024July 31, 2024

NFPA 13 and 25 require hydraulic design information signs on fire sprinkler systems. Here’s a review of why, the rules, and a sample sign.

#455 – Fusible link sprinkler head vs glass bulb sprinkler: the differences

July 11, 2024July 3, 2024

Fusible link fire sprinkler heads and glass bulb sprinklers are extremely similar, but some considerations exist. Learn the differences and when they matter.

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.

#451 – BSPT vs NPT Fire Sprinkler Head Sizes: Know the Difference

June 3, 2024May 8, 2024

BSPT vs NPT standards for tapered pipe threads govern fire sprinkler sizes. Learn about the differences, where each is used, and how to get the right part.

#445 – Dry Sprinkler Heads: How to Determine & Measure Barrel Length

March 7, 2024February 14, 2024

Dry sprinkler heads prevent freeze-ups in wet and dry systems, but you must get the barrel length right. Learn how to measure to order them properly.

#443 – Why You Need a List of Spare Fire Sprinklers & What Should Be on It!

January 19, 2024January 17, 2024

NFPA requires keeping spare fire sprinklers and an accurate list of them on the premises. Read why and what should be on the list!

#441 – Cleaning Fire Sprinklers Without Using the SprinklerVac

January 4, 2024December 20, 2023

A popular touchless cleaning tool is off the market—so how do you clean fire sprinklers while staying NFPA-compliant? Review the options in this blog.

#438 – How to Replace a Fire Sprinkler Cover Plate

April 11, 2024November 8, 2023

Learn about how to remove and install concealed fire sprinkler cover plates—and why—with this step-by-step guide.

How to find a fire sprinkler identification number (SIN)

#433 – How to Find a Fire Sprinkler SIN (Sprinkler Identification Number)

April 25, 2024August 30, 2023

A fire sprinkler identification number (SIN) tells you almost everything needed about a sprinkler and what to buy. Here’s how to spot it.

#432 — How to Read a Victaulic Sprinkler Data Sheet

September 1, 2023August 17, 2023

Fire sprinkler “cut sheets” can seem confusing—at first. Here’s a guide to reading Victaulic sprinkler data sheets to find the right specs, sprinklers, and other parts.