Sudden warm water failures are common as storage tanks age; mineral buildup from difficult water partially of Geelong reduces

http://photohistory.oregonstate.edu/works/half/the-importance-of-regular-plumbing-maintenance

Sudden hot water failings are common as storage tanks age; mineral build-up from hard water partly of Geelong decreases performance, creates rumbling noises, and can cause leaks or uneven water temperature levels.