I found this variation on a fence, which I printed:
https://www.thingiverse.com/thing:2805671
It’s similar to the original except that it has slots to make the fence pieces fit together better. I was able to print all 5 pieces (three regular walls, one wall with a doorway, and the door) on my Snapmaker at the same time by combining them into a single STL file in Meshmixer.