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 ...

WAUSAU, Wis. (WSAW) - Nature’s icy decorations might look pretty, but they could cause serious problems for your roof and wallet. Part of the equation for ice dams and icicle formation is due to ...