A check valve for 6-inch grooved piping

Guide to Check Valves for Fire Protection

Learn how a check valve works, the types of check valves, and their benefits. Additionally, understand what components you should look for when selecting a check valve and their maintenance requirements.

Read Now →
NIST-certified pressure gauge

Does My Pressure Gauge Need a NIST Certification?

Gain a better understanding of the National Institute of Standards and Technology (NIST), their mission, and what it means for your pressure gauges. Learn what it means when a gauge has a NIST Certificate, when it’s necessary, and options for getting a certification for gauges in your current inventory.

Read Now →
The 2017 Edition of the NFPA 25 Handbook

When to Replace Fire Sprinkler Heads in a Fire Sprinkler System?

The best way to identify issues with and replace fire sprinkler heads is through regular inspections, testing, and maintenance. But when should you perform any of these procedures? How do you know when to test or replace them? In this article, we’ll help you answer all of your most burning questions!

Read Now →
Handheld digital tachometer

Which Handheld Digital Tachometer is Right For Me?

Contact or contact-less? That is the question. In this article, we explore the differences between contact and contact-less handheld digital tachometers and share our recommended model that balances price with reliability and functionality.

Read Now →

Wall-Mounted Bells: Fire Bell Mounting Height

Fire alarm, fire sprinkler, and standpipe systems use fire alarm bells in applications ranging from facilitating evacuation to getting the attention of firefighters. QRFS explains how fire alarm bell mounting height depends on a range of factors, including whether the bell serves a waterflow alarm or a fire alarm system.

Read Now →