FDC Identification Plate | 3 in. | Auto Spkr | Brass

3 in. Brass in.Auto Spkr in. Square FDC Plate identifies a single-inlet fire department connection as the water supply for a building's combination fire sprinkler & standpipe system. This square plate has a 3 in. inside diameter.

Each Brass in.Auto Spkr in. FDC Plate has raised letters that are one inch in size or larger in accordance with NFPA 13. This square plate installs around a fire department connection outlet and is made with durable brass.