ice dam

Ice Dams on Your Roof?… Here’s Some Advice
Ice Dams on Your Roof?… Here’s Some Advice
Ice Dams on Your Roof?… Here’s Some Advice
According to Home improvement web's Authors Website, Henry's Housework: Ice dams are caused by poor ventilation in attics causing warm areas of roofs where snow melts and is trapped by the ice at the bottom edge of the roof and then re-freezes, exacerbating the problem...