November 3, 2026
The problem CPVC (chlorinated polyvinyl chloride) pipe expands and contracts roughly four to five times as much as steel pipe as temperatures change. This requires … Read more
October 28, 2026
Learn why some mechanical tee hole sizes and model numbers changed and what installers should verify before ordering fittings or cutting pipe.
October 27, 2026
Dry sprinkler boots prevent air infiltration and ice buildup on dry sprinklers. Learn how they work, how they attach, and what the NFPA rules say.
October 6, 2026
Learn how STIPA testing measures speech intelligibility in MNS and EVACS systems, ensuring emergency voice alarm clarity and compliance with speech transmission index standards.
October 5, 2026
Learn when CPVC pipe, fittings, and solvent cement from different brands can be used together in a fire sprinkler system—and when specific listings and applications prohibit it.
September 29, 2026
Learn how to find the right replacement fire sprinkler, whether the existing model is still manufactured, has a SIN but is discontinued, or is an older sprinkler identified only by manufacturer and model markings.
September 4, 2026
You need a replacement escutcheon, but both the fire sprinkler and its escutcheon are no longer made. Here’s how to get the right part.
August 31, 2026
An FDC, including its plugs and swivel inlets, needs to have the right size and thread standard for a local jurisdiction. Learn how to ID and get the proper parts.
August 25, 2026
Replacing a fire protection control valve usually needs to happen soon and efficiently. Learn how to determine the appropriate length, along with some basic installation steps.
August 7, 2026
The latest NFPA 25 2026 edition has numerous changes, and a few are particularly relevant for system owners and managers. Learn some key items!
July 21, 2026
Open fire sprinklers are the business end of many deluge sprinkler systems. Learn how they work and their similarities and differences with nozzles.
July 1, 2026
Not all inspection and maintenance items for wet pipe sprinkler systems are covered by an annual pro service call. Learn some key tasks owners and managers may overlook.
June 23, 2026
NFPA 25 2026 has a variety of new requirements for fire sprinkler system inspection, testing, and maintenance—learn some of the important updates.
May 31, 2026
Finding replacement escutcheons for dry sprinklers is fairly easy but not always straightforward. Learn how to ID the right part.
May 25, 2026
All TorqueSafe, QuickTorque, and SofTorque CPVC sprinkler adapters don’t need thread sealant and prevent overtightening. So, what are the actual differences?
May 21, 2026
While a spray nozzle also serves in active fire protection systems, it is not a fire sprinkler! Learn the differences, the variations, and how nozzles fit into NFPA 15, NFPA 750, and NFPA 13 systems.
May 9, 2026
Dry fire sprinkler systems must be ready before cold weather hits. Learn the basic steps, including for onsite staff and fire protection pros.
May 3, 2026
NFPA 15 water spray fixed spray systems are very different from fire sprinkler systems, providing more targeted water to handle specific hazards. Learn how they work, use cases, and major components.
