Green Floor joist

Curious if this is PT wood, I am not familiar with this color of framing.
Located in a 1994 home crawlspace

Appears like wood preservative was applied over wood framing.
The insulation looks upside down though.

Possibility they used this;

A. Contract Documents are based on FrameGuard wood treatment by Arch Wood Protection, Inc.

Yes sir it is.

Interesting product, Thank you for providing the link. I tried all kinds search methods and could not find anything on line.