Fire Sprinkler System Components 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.

#456 – How to Protect Gauges from Overpressure and Damage

August 1, 2024July 17, 2024

Pressure spikes can damage these devices in fire protection systems and other applications—here’s why, and how to prevent pressure gauge overpressure Pressure gauges are essential for monitoring the status of fire sprinkler systems, standpipes, and … Read more

#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.

#454 – Sprinkler Showdown: VK3001 vs TY313 vs V2704 vs RA1425

June 20, 2024June 19, 2024

How can you choose between quick-response, standard coverage, 5.6K upright sprinklers? QRFS referees a showdown between Viking, Tyco, Victaulic, and Reliable.

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.

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

June 4, 2024May 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.

#449 – Sprinkler Showdown: VK3021 vs TY323 vs V2708 vs RA1414

April 11, 2024April 10, 2024

How can you choose between quick response pendent 5.6k fire sprinklers? QRFS compares Viking, Tyco, Victaulic, and Reliable models.

#447 – How to Install and Replace Fire Sprinkler Head Guards

March 15, 2024March 14, 2024

Fire sprinkler head guards protect sprinklers from damage—here’s how to replace them or install new ones with different attachment styles.

#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.

#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.