Maintenance Guides / Plumbing & Water

Test disposal outlet for leaks

Difficulty: easyTime: 10 mins

Why it matters

Loose disposal fittings are a common source of under-sink leaks.

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How to do it

  • 1

    Run disposal for 10 seconds.

  • 2

    Watch under sink for leaks.

  • 3

    Check outlet connection where pipe leaves disposal.

  • 4

    Inspect P-trap for drips or loose fittings.

  • 5

    Tighten any loose fittings.

  • 6

    Run again to confirm no leaks.