Maintenance Guides / Plumbing & Water

Test frost-free hose bibs

Difficulty: easyTime: 20 mins

Why it matters

Frost-free bibs split if hoses remain attached; testing prevents winter damage.

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How to do it

  • 1

    Disconnect all garden hoses from outdoor spigots and store indoors.

  • 2

    Open each frost-free hose bib fully.

  • 3

    Listen for water draining back inside the wall.

  • 4

    If no drain sound, the check valve has failed.

  • 5

    Close the interior shut-off valve for winter on failed bibs.

  • 6

    Test again in spring after closing.