View all text of Subjgrp 80 [§ 149.665 - § 149.670]
§ 149.670 - What are the requirements for marking a general alarm system?
Each of the following must be marked with the words “General Alarm” in yellow letters at least 1 inch high on a red background:
(a) Each general alarm box; and
(b) Each audio or visual device described under § 149.665 of this part for signaling the general alarm.