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
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Finally, ice accumulates along the eaves, forming a dam. Meltwater from the warm roof backs up behind it, flows under the shingles, and into the house.
Now that you know how ice dams form, here's a quick and easy way to prevent them.
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