Phyxis on Nostr: Fairly common in water stressed areas to have fixed-building plumbing set up with ...

Fairly common in water stressed areas to have fixed-building plumbing set up with gray-water feeds into toilets, though that's usually rain reclamation.

For RV service, you might want to install a strainer or similar into the pump inlet circuit, to avoid small bits of kitchen sink rinse detritus getting into the toilet-bowl weep/spray holes.