fire department connections Archives

How Do I Get an FDC Plug or Other Part With the Right Threads?

August 31, 2026 by Jason Hugo

An FDC, including its plugs and swivel inlets, needs to have the right size and thread standard for a local jurisdiction. Learn how to ID and get the proper parts.

Wall Hydrants vs Fire Department Connections: What’s the Difference?

February 9, 2026January 31, 2024 by Phillip Dryden

Wall hydrants look similar to FDCs but flow water the other way. Learn how each works, when they’re needed, the maintenance requirements, and more.

How to Replace an FDC Cap or FDC Plug

February 9, 2026November 22, 2023 by Jason Hugo

Fire department connections must remain covered to protect the system’s pipe and water supply. Here’s how to replace FDC plugs and caps.