March 12, 2019
Closing or opening a valve can cause a sudden surge in pressure, threatening water-based systems and the people who work around them. QRFS explains the phenomenon known as water hammer, describing what is, how it works, and how it impacts firefighting and the design of fire protection systems.
March 7, 2019
Contractors of all kinds rely on concrete anchors, but these fasteners’ impressive grip can make them particularly tricky to remove. QRFS takes a look at established and emerging ways to quickly remove concrete anchors.
March 5, 2019
At the fire scene, the engine company sometimes designates a person to stay with the fire hydrant while the engine and the crew advance on a burning building. QRFS explains how Carlin valves, a displacement-activated hydrant gate valve, can keep the engine company whole while facilitating safe and speedy hydrant activation.
February 28, 2019
A look at the evolution and impact of fire safety code that has caused most new commercial buildings to have fire sprinklers – and how revised code and local governments are now driving sprinkler retrofits in existing buildings.
February 26, 2019
With additional control equipment and air pressurization devices not found in wet sprinkler systems, installing a dry sprinkler system ups the complexity factor. QRFS explains components and NFPA requirements for installing dry systems in areas prone to freezing.
February 21, 2019
NFPA 13: Standard for the Installation of Sprinkler Systems has guided insurers, installers, and designers for more than a century. QRFS looks at the National Fire Protection Association’s 2019 changes, exploring technical revisions impacting ESFR storage sprinklers, system components, and sprinkler system design.
February 19, 2019
Follow the right fire codes for business that govern fire sprinklers, fire alarms, fire extinguishers, and safe food service operations if your organization is classified as a business occupancy.
February 14, 2019
NFPA 13 has guided sprinkler installers and designers for more than a century. QRFS looks at NFPA 13 2019 changes, including an organizational overhaul and technical revisions impacting residential sprinklers in NFPA 13 systems.
February 5, 2019
As the 2022 deadline for phasing out all current antifreeze solutions in wet sprinkler systems looms, the first – and only – product to meet the National Fire Protection Association’s (NFPA) standard is good news for property owners in regions that suffer bitter winters. QRFS reveals why current solutions were deemed unsafe and details the new solution.
January 31, 2019
Understanding fire safety regulations and the fire protection system requirements for your restaurant can ensure the longevity of your business and protect employees, patrons, and property.
January 29, 2019
Wet sprinkler systems may dominate the fire safety market, but there’s a better solution for certain environments prone to freezing: dry sprinkler systems. QRFS explains how dry systems work, providing the coverage you need without the fear of burst pipes.
January 22, 2019
How do you properly use a hydrostatic test pump? When can you troubleshoot a hydrostatic test pump on your own and when should you contact the manufacturer? Learn to prime, start, stop, and safely pressurize pumps with this guide from QRFS.
January 15, 2019
Digital inspection, testing, and maintenance reporting is increasing, with implications for fire system safety and fire code. A recent summit held by the NFSA and AFAA examined the issue with the aim of “Getting to 100% Compliance.” QRFS explains the promise and challenges of digital ITM reporting.
January 8, 2019
Learn how to classify an aircraft hangar according to the National Fire Protection Association (NFPA) and choose the right airplane hangar fire suppression system to keep planes, people, and property protected.
January 1, 2019
Fire sprinklers come in various orientations and types, and each sprinkler is designed to meet a specific safety, performance, and aesthetic need. Read this ultimate guide to how fire sprinklers work and the wide range of models that are available, including pendent, sidewall, recessed, upright, and concealed sprinklers.
December 11, 2018
Fire safety valve pressure ratings matter when choosing a valve for fire sprinkler and standpipe systems. QRFS reviews the differences between more than ten common terms manufacturers use to describe valves’ pressure ratings, including WOG (Water, Oil, Gas), WSP (Working Steam Pressure), and PSI (Pounds per Square Inch).
