Above-average snowfall and below-average cold temperatures throughout the winter season may leave homeowners with long-term roof damage as a result of this winter’s fury.

Continue reading to discover more about ice dams and what you can do to help prevent ice dam damage to your house.

What exactly is an ice dam?

An ice dam is a wall of ice that forms along the edge of a roof when melting snow thaws over warmer areas of the roof and refreezes along the cooler eaves.

  • Walls
  • Ceilings
  • Insulation, and
  • Other structural areas

Ice Dams: Low-Risk Roof vs High-Risk Roof

Icicles dangling from rooftops may actually signal potential ice dams in regions hit hard during winter.

Low-Risk Roof for Ice Dams:

  • Properly ventilated
  • Adequately insulated
  • Sealed air leaks
  • Cool, consistent attic temperature

If you need help getting your roof and attic ready for the winter season, then contact a roofing contractor in The Contractors Booklist online platform.

Proactive and Preventive Tips

To help avoid the increased potential for ice dam damage on your home, consider following these proactive and preventive tips.


Contact a local roofing contractor who can evaluate your roof for damage and determine what your roof needs are.

This could include additional:

  • Shingles
  • Underlayments
  • Ice and water barrier products
  • Ventilation, and/or
  • Additional insulation


  • Prepare your home for next year’s winter.
  • Clean gutters and downspouts of debris each fall before winter strikes.
  • Has your attic been inspected for proper attic ventilation and insulation?

Ask your roofing contractor about:

  • WeatherLock® Ice and Water Barrier products †
  • VentSure® Ventilation products
  • AttiCat® Insulation


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