What should you do first when a toilet is overflowing?

Turn off the shut-off valve on the pipe.

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  1. Turn off the shut-off valve on the pipe ✔
  2. Flush it again to clear the clog
  3. Add more water to the bowl

Why: A shut-off valve on the pipe beneath or behind the toilet stops the water supply while you fix the problem.

Huh, didn't know that: A shut-off valve on the pipe beneath or behind the toilet stops the water supply while you fix the problem.

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Turn off the valve before you get in hot water
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References

Answer: Turn off the shut-off valve on the pipe. A shut-off valve on the pipe beneath or behind the toilet stops the water supply while you fix the problem.

  1. Home repair en.wikipedia.org/wiki/Home_repair
    Most of them have a shut-off valve on a pipe beneath or behind them
    Checked 2026-11-07.

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