46 C.F.R. § 131.820
Branch lines of fire-extinguishing system
The valves of each branch line in the fire extinguishing system must be plainly and permanently marked, indicating the spaces served.
Already have an account? Sign in instead.
You stay signed in for 30 days on this browser.
Continue with Google Continue with MicrosoftNo account yet? Create a free one.
We sent a six-digit code.
It expires in ten minutes, works once, and only in this browser. Five wrong tries void it. Send another code.
Your account is live and the Cloudflare checks are off for this browser.
The valves of each branch line in the fire extinguishing system must be plainly and permanently marked, indicating the spaces served.