What Slow Drains Really Hide: Why Ignoring Minor Plumbing Issues Can Turn Into a Major Disaster

https://oscar-wiki.win/index.php/How_Underground_Sewer_Cameras_Let_Homeowners_Catch_Problems_Before_They_Become_Emergency_Calls

Slow drains feel minor. You clear the hair, run a little chemical cleaner, and move on. Most people treat reduced flow as an annoyance rather than a red flag