How to repair nail holes in a metal roof

Written by joe christos
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How to repair nail holes in a metal roof
Sometimes it is better to repair a metal roof than to replace it. (sheet metal image by Karin Lau from

Repairing nail holes in a metal roof is an inexpensive alternative to replacing portions of the roof. Repairing holes in a roof requires that you to go on the roof itself, so if this is a problem, hire a professional to do the repairs.

Skill level:

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Things you need

  • Urethane caulk
  • Roofing cement
  • Putty knife
  • Ladder
  • Sheet metal
  • Tin snips
  • Caulk gun
  • Rag

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  1. 1

    Use the putty knife to fill the whole with putty cement.

  2. 2

    Cut a 4 inch square out of the sheet metal using the tin snips.

  3. 3

    Apply urethane caulk using the caulk gun to the back of the square of sheet metal and place it over the putty-filled hole.

  4. 4

    Wipe away the excess caulk.

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