Bathroom issues like consistent operating, weak flushes

https://www.pitchero.com/clubs/eyelsh/news/common-plumbing-leaks-that-you-may-experience-2923600.html

Commode issues like continuous running, weak flushes, or cistern leakages frequently originate from used inlet shutoffs or flappers; in older Geelong homes, outdated fittings may also hide sluggish leakages that tarnish floors and walls.