November 16, 2017
In fire sprinkler and standpipe systems, trim valves help make inspection, monitoring, and testing simpler. QRFS looks at trim valves for fire protection, providing an overview of what they are, how they function, and what the NFPA says about these helpful devices.
November 9, 2017
In this article, we dive into thread standards and thread sizing. Travel back into history to gain a better understanding of thread sizes, learn what standards are used today, and find out what solutions are available to ensure you get the right threads for your fire protection job.
November 2, 2017
This article explains the features of plastic fire extinguisher cabinets, where to use them, and their benefits.
October 26, 2017
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.
October 19, 2017
In this article, we’re going to teach you how to use a valve wheel wrench to loosen a difficult valve. We’ll take a look at the valve wheel wrench itself to get a better understanding of what it is and what sets it apart from other wrenches.
October 12, 2017
This article covers what a fire sprinkler escutcheon is, what it does, and why they’re necessary. It also explores the different types and how to replace them.
October 5, 2017
Learn how local laws, personal references, and smart questions can help you choose a qualified fire sprinkler contractor or fire protection company.
September 28, 2017
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.
September 21, 2017
In this article, QRFS discusses the various types of sprinkler systems – including wet, dry, preaction, and deluge fire sprinkler systems – and their intended uses.
September 17, 2017
In this article, we dive deep into the world of fasteners. You’ll get a better understanding of what they are and how to use them, look at the guidelines provided by the NFPA, and explore available options.
September 14, 2017
In this article, we show you what makes the Model A cover plate so unique, why they’re so rare, and help you explore the available replacement options.
