Bathroom issues like constant operating, weak flushes

https://learn.multnomah.edu/eportfolios/918/home/why-you-need-a-plumber-to-clear-blocked-drains

Commode concerns like constant running, weak flushes, or tank leaks commonly originate from worn inlet valves or flappers; in older Geelong homes, outdated fittings may additionally conceal slow-moving leaks that stain floorings and wall surfaces.