Water stress problems can imply underlying plumbing considerations

https://canvas.parra.catholic.edu.au/eportfolios/1206/home/when-to-repair-vs-replace-plumbing-fixtures

Water rigidity problems can imply underlying plumbing troubles. If you note fluctuating or low water rigidity, it will be time to talk to a plumber to diagnose advantage leaks or blockages for your machine.