In NFPA 72 terminology, what term refers to the placement reference for a smoke detector?

• A. Smoke detector sub location
• B. Detector placement area
• C. Installation site
• D. Panel location

Answer: (A)

In NFPA 72, the exact spot where a smoke detector is located is described as its sub-location. This term denotes a precise placement point within a broader area on plans and documentation, allowing exact identification for installation, testing, and maintenance. The other terms don’t represent the standard way NFPA 72 refers to where a detector sits: “detector placement area” isn’t a defined NFPA term, “installation site” is a broad descriptor for where equipment goes, and “panel location” refers to the fire alarm control panel, not an individual detector’s position. So the smoke detector sub-location is the correct reference for where a detector is placed.