

It does rust.
And you have to wash the car every time it rains? No thanks.
Left untreated, rust can form pitting and become extremely difficult to impossible to restore.
https://bssa.org.uk/bssa_articles/iron-contamination-and-rust-staining-on-stainless-steel/









Looks impressive, nice job! My cats for sure wouldn’t use it unless I put a shoebox in there.