Lawn Care, Irrigation, & Pest Control Tips

Feb 18, 2014
Snow Removal

Everything Homeowners Need to Know About Ice Dams

What is an ice dam?

Ice dams form when snow on warm patches of the roof repeatedly melt, flow downhill and freeze over the cold parts of the roof and gutters. Eventually a large mass of ice forms beneath the shingles or tiles. Water backs up behind these dams and sit in a big puddles on the roof, damaging it and causing leaks.