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27/06/2019 12:31 pm
Topic starter
What causes nails to pop through shingles? Answered below
2 Answers
1
27/06/2019 12:31 pm
Topic starter
When the temperature changes, expansion, and contraction can cause the nails to pop up and lift the shingles.
1
08/12/2019 4:45 pm
It can be caused when roofing undetlayment expand and contract during the seasons.
Additionally, when a nail was not set right during installation.