Heat trace cable on an upright sprinkler

#157 – Heat Tracing Fire Sprinkler Systems: When, Where, and How

Heat tracing can protect sections of pipe in wet fire sprinklers from freezing, providing a viable alternative to installing or retrofitting more complex and expensive dry pipe or preaction systems. QRFS explains various types of heat tape, including NFPA standards, cost, and maintenance requirements.

Sprinkler on a set of schematics

#149 – Significant Changes to the 2019 Edition of NFPA 13, Part 2

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.