totally unnecessary for those willing to take action.
Are there no shutoff valves and drains. Ways to siphon or pump turlet bowls?
People don’t tend to have those things in Texas. We just do not normally need them.
I have lived in this state all my life, and I can recall having a solid week of subfreezing temps about once every 10 years.
I wouldn’t have the stuff I have if I weren’t a packrat.