I needed a couple of ethernet covers to clean up a few of my walls. This is one of several so look at what I have made.

I print them flat with out a ridge since I usually don't bother with a box in the wall. If you use a box their is a support to print that you glue on later.

Cheers
Kisssys

Prusa

I3 MK3S

No

Yes

.2

25%