DAYTON, Ohio (WDTN) — As temperatures rise and fall, all of that snow and ice on your roof is in a vicious cycle of thawing and refreezing that can result in serious and expensive damage.
Ice dams form when snow melts on a roof and refreezes at the edge, preventing water from draining properly. Insulating and ventilating the attic can also help prevent ice dams by reducing heat ...
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