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NJ Replacement Windows – Markey LLC

Preventing Ice Dams: Markey's Roofing Solutions for New Jersey Homes

What is an Ice Dam?

An ice dam is the ridge of ice that forms at the edge of a roof which prevents melting snow from draining. Water that backs up behind the ice dam can leak into your house and damage walls, floors, ceilings, insulation, and other areas.

What causes ice dams?

Ice dams are caused by heat escaping into the attic or roof space and melting snow on the roof. The melted snow then runs to the cold edge of the roof and freezes into an ice dam. Ventilation, insulation, solar orientation, tree coverage, home architecture, snow cover, home owner lifestyle and weather conditions are all factors that determine ice dam activity on every home.