Heat cables are a good solution to ice dam problems. They are inexpensive and easy to install if you have an outside outlet nearby. Photo Courtesy Of Easy Heat Inc.
Helpful information on how Ice Dams are formed found at: http://avalonbuildingconcepts.net/avalon-building-concepts-helps-homeowners-understand-ice-damming/
Ice dams are a winter nuisance that worsen when exterior temperatures undergo large fluctuations, and that’s just what we’ve been experiencing. But weather isn’t the only cause — often there are inherent structural or system elements of a home that set the stage for a roof full of ice dams. But…what’s an ice dam, you ask? Ice dams are a ridge of ice that mostly form on the lowest portion of your roof that prevent melting snow and ice from properly draining.
How to Get Rid of Ice Dams - Icicles may be pretty but they can tear off gutters, loosen shingles, and cause water to back up into your house. Here are prevention tips, fast fixes, and long-term repairs from the pros at TOH