View all text of Subpart H [§ 131.800 - § 131.899]
§ 131.825 - Fixed fire extinguishing system controls.
Each control cabinet or space containing a valve or manifold for a fire extinguishing system must be distinctly marked in conspicuous red letters at least 2 inches high: “[CARBON DIOXIDE/HALON/CLEAN AGENT] FIRE APPARATUS”, as appropriate.