Noisy
https://jeffreytdic665.cavandoragh.org/geelong-home-pipes-headaches-from-blocked-drains-to-concealed-leakages-when-to-call-a-local-plumbing-professional
Noisy, banging pipelines (water hammer) impact many Geelong houses with lengthy pipeline runs or fast-closing taps; mounting water hammer arrestors, securing loose pipes, and readjusting stress typically settles the issue.