Understanding Ice Dams

Causes and Consequences

Ice dams form when a ridge of ice builds up along the edge of a roof, preventing melted snow from properly draining off. The trapped water can seep into your home, causing damage to walls, ceilings, insulation, and other areas.

The Root Cause of Ice Dams

Ice dams result from uneven roof temperatures, often due to inadequate insulation and poor attic ventilation. Heat from the living spaces rises and melts the snow on the roof, which then refreezes at the colder edges, creating a dam that blocks further drainage.

The Potential Damage to Your Home

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Temporary Fixes for Ice Dams

Ice dams can cause a range of problems, including damaged gutters, water-stained ceilings and walls, wet and compacted insulation, and paint blistering on interior and exterior surfaces.


Long-term Prevention Strategies for Ice Dams

To prevent ice dams, improve your home's insulation and attic ventilation to reduce heat loss and maintain consistent roof temperatures. Seal any gaps or penetrations in the ceiling, such as those from light fixtures, to minimize air leakage. Proper roof ventilation can also help maintain uniform temperatures across the roof surface.

Ice Dams and New Roofs

While modern roofs often include ice and water shields to protect against ice dams, this alone may not be enough. To truly protect your home, address insulation, air sealing, and attic ventilation issues in addition to any roofing upgrades.
Working on roofs during winter can be dangerous, so always consult with professionals to ensure the safety of both your home and those performing the work.

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Roofs: Shingles, Shake, Slate, Clay Metal, Modified, Build Up roofs, and Roof repairs
Siding & Metal Work: Fascia, Soffit (Aluminum, Vinyl, Wood & Cement), Siding (Aluminum, Vinyl, Wood & Cement)
Gutters & Downspouts: (Aluminum, Copper, Metal)
Porches & Decks: Wood, Cedar & Composite
Doors & Windows: Wood, Vinyl, Metal, and more!

Say Goodbye to Ice Dams

Comprehensive Home Solutions for Lasting Relief

The highly trained team of specialists at J & J Exterior, Inc. have the products and services to tackle virtually any roofing project you have in mind. Conveniently located in Darien, Illinois, we have been proudly serving residents and commercial property owners in the western suburbs of Chicago with all of their exterior housing needs.

At J & J Exterior, we install, repair, and replace:

Transform your property’s exterior with our expert services, designed to exceed your every expectation. Your satisfaction is our priority. If you’re ready to begin a home improvement project at your business or residential property, call J & J Exterior at 630-480-1937 or email at info@jjexterior.com.

Need A Free Estimate?

The highly trained team of specialists at J & J Exterior, Inc. have the products and services to tackle virtually any roofing project you have in mind.

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