Maintenance Guides / Garage & Systems

Inspect garage-to-home entry door seal and self-closing mechanism

Difficulty: easyTime: 20 mins

Why it matters

Code-required fire-rated entry doors must self-close and have intact gaskets to contain fire and carbon monoxide. Compromised seals allow vehicle exhaust and rodents into the home.

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How to do it

  • 1

    Open garage-to-home entry door and release to verify automatic self-closing function

  • 2

    Inspect rubber gasket seals on all four sides of door frame for cracks or compression

  • 3

    Check door threshold seal at bottom for gaps or deterioration

  • 4

    Inspect door frame for warping, gaps, or misalignment that prevents proper sealing

  • 5

    Test door closer operation by holding door partway and noting closing force

  • 6

    Adjust closer if needed or plan replacement gaskets or door if seals are compromised