Fire box gas pipe , pic included

Is this proper ? (the flex hose) or should this be black pipe to manifold ?

Most of the logs come with that type of flex. Check the tag(which is missing on this one)

David, would you mind posting smaller pics or learning how to add them a attachments? Here is a Tutorial to help you.

They run off the side of the monitor because of their size.

Thanks, I just need to take the time learn it…Im a computer dummie.
I mean a real one…