Maintenance Guides / Fireplace & Chimney

Inspect chimney cap and spark arrestor

Difficulty: moderateTime: 15 mins

Why it matters

Missing cap allows rain and animals to enter chimney. Missing spark arrestor allows embers to escape onto roof.

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How to do it

  • 1

    From the ground, use binoculars to inspect the top of your chimney.

  • 2

    Verify a metal cap is present at the chimney opening.

  • 3

    Look for visible rust, cracks, or deterioration in the cap.

  • 4

    Check that the spark arrestor mesh is intact and not clogged with debris.

  • 5

    If you can safely access the roof, climb to inspect more closely.

  • 6

    If the cap is missing or damaged, call a CSIA-certified chimney sweep.

  • 7

    Document the condition with photos for your records.