An example of ice damming on a residential roof. The gutters are warmed due to heavy icing during winter in Denver, Colorado.

If you experience snowy winters, you may have seen icicles forming along your roof’s edge. While they might look pretty, they can be a sign of ice damming, which can cause serious roof damage. Ice dams form when snow melts from the warmer parts of your roof and refreezes at the edges, preventing proper drainage. This can lead to water backing up under shingles, leaks inside your home, and even structural damage.

What Causes Ice Dams?

Ice dams usually form due to:

  • Fluctuating temperatures – Snow melts during the day and refreezes at night.
  • Poor insulation – A warm attic can cause uneven melting.
  • Clogged gutters – Blocked gutters prevent water from flowing off the roof.

The Damage Ice Dams Can Cause

When water gets trapped behind an ice dam, it can seep under roofing materials and into your home. This can lead to:

  • Roof leaks and water damage
  • Mold and mildew growth
  • Shingle, gutter, and downspout damage
  • Structural issues in extreme cases

How to Prevent Ice Dams

To protect your home, follow these steps:

  • Keep gutters clean – Remove leaves and debris before winter.
  • Improve insulation – A properly insulated attic reduces heat loss.
  • Use a roof rake – Clearing snow from your roof can help prevent melting and refreezing.
  • Schedule a roof inspection – A professional assessment can catch insulation or drainage issues before winter hits.

Vertical Roofing Co. Can Help

At Vertical Roofing, we understand the challenges winter brings. Whether you need roof repairs, improved insulation, or a full replacement, our team is here to help. Schedule a complimentary inspection today to ensure your roof is ready to withstand the elements.

Enjoy winter without worrying about ice dams—contact Vertical Roofing today!


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