September 29, 2020
Globe valve vs. gate valve vs. ball valve—which is best for the job? QRFS explains how to pick the right valve for specific applications.
September 22, 2020
To support vertical runs of pipe, riser clamps transfer the load to the building structure. QRFS explains how and where to install these devices.
September 15, 2020
Pipe thread sealant creates a water-tight seal in threaded pipe joints. Learn how to use pipe thread sealant and whether PTFE is the same as Teflon.
September 8, 2020
Learn the NFPA model code requirements for maintaining fire safety in churches, mosques, synagogues, and other houses of worship.
September 1, 2020
Alarm gong systems deliver warning that sprinklers are operating—even if the power goes out. Learn exactly how they work.
August 18, 2020
Sufficient pressure is vital for working fire sprinklers. But how much sprinkler water pressure is enough? Learn the physics and NFPA rules.
August 11, 2020
Mechanical tees make adding branch lines to fire sprinkler systems easy. Learn how mechanical tees work and how to install them.
August 4, 2020
Grooved drain caps make it simple to flush water from fire protection systems thoroughly, and also serve as transitional fittings. Learn more.
July 28, 2020
Learn when to contact your authority having jurisdiction—including for building permits, impairments, licenses, and other technical questions.
July 21, 2020
Recessed sprinklers stay in sight. Cover plates hide concealed sprinklers. But learn why there’s more to these types sprinklers than meets the eye.
July 14, 2020
Choosing fire sprinkler heads shouldn’t be hard. Learn about Victaulic sprinkler heads, including technical specs and global approvals.
July 7, 2020
Choosing fire sprinklers shouldn’t be difficult. Learn about the broad selection of Tyco sprinkler heads for any application.
June 30, 2020
Viking fire sprinkler heads fill many roles. QRFS outlines the features of three lines of Viking’s commercial fire sprinkler heads—Model M, XT1, and Mirage.
June 23, 2020
In some environments, fire sprinklers corrode quickly. Learn about corrosion-resistant sprinkler heads that are listed to resist corrosion.
June 16, 2020
How to order custom finishes and colors for fire sprinkler cover plates that won’t detract from a flawless room.
June 12, 2020
Sprinkler identification numbers make code-compliant repairs and upgrades possible. Use our tables to quickly find the sprinklers, escutcheons, wrenches, and cover plates you need.
June 2, 2020
Learn about the history of fire sprinkler manufacturers serving the USA & Canada, including Reliable, Tyco, Viking, Victaulic & Senju.
May 27, 2020
Learn about the features of pitot gauge kits—including the gauges, blades, tubes & more—and how they make testing easier and more accurate.
