If last week you had a lot of icicles hanging from the eaves of your house or building, chances are you have a significant insulation or heat loss problem that needs fixing. It also means you are likely paying a higher heating bill than you need to and are at risk of ice dams occurring on your roof that can lead to water damage inside your home. A few icicles normally occur on most roofs during the winter because of freeze-thaw cycles during the day, but you should be concerned if they look like what is shown in Photo 1,below.…