ice damns

What Are Ice Dams?

How to Prevent Ice Damns At Your Home

Ice dams are a common winter problem for homeowners in New York and New Jersey.

ice dam rockland countyThey form when snow on the roof melts and refreezes at the eaves, creating a barrier that prevents water from draining off the roof.

This can lead to water damage to the roof, walls, and ceilings of your home.

Preventing ice dams requires a combination of:

  1. Insulation: Insulating your attic and sealing air leaks can help keep the heat inside your home, preventing snow from melting on your roof.
  2. Ventilation: Proper ventilation can also help regulate the temperature in your attic and prevent ice dams from forming.
  3. Proper maintenance: Regular maintenance, such as removing snow from your roof and gutters, can also help prevent ice dams from forming.

Understanding Ice Dams

Ice dams are a common problem during winter months, particularly in areas with heavy snowfall.

They are formed when heat from the attic causes snow on the roof to melt, which then refreezes at the edge of the roof, creating a barrier of ice that prevents water from draining properly.

Formation of Ice Dams

The formation of ice dams is a complex process that involves several factors, including the amount of insulation in the attic, the ventilation of the roof, and the temperature outside. 

Once the snow begins to melt, the water flows down the roof until it reaches the colder edge, where it freezes again.

Over time, this process can create a thick barrier of ice that prevents water from draining properly, leading to leaks and water damage inside the home.

Potential Risks and Damage

Ice dams can cause a variety of problems, including water damage to ceilings, walls, and floors.

They can also lead to mold growth, which can be a serious health hazard.

In addition, ice dams can cause damage to gutters and downspouts, which can be expensive to repair or replace.

Prevention and Remediation

There’s no doubt that ice dams can cause significant damage to your roof and home, but there are steps you can take to prevent and remediate them.

In this section, we will discuss proactive measures, immediate actions, and long-term solutions to help you protect your home from ice dams.

Proactive Measures

The best way to prevent ice dams is to address the underlying causes. Proper insulation and ventilation in your attic can help regulate temperature and prevent snow from melting and refreezing on your roof.

Consider adding more insulation to your attic floor, sealing air leaks, and installing soffit and ridge vents to improve airflow.

Another proactive measure is to remove snow from your roof after each snowfall. Use a roof rake or hire a professional to clear the snow before it has a chance to melt and refreeze. This can help prevent ice dams from forming in the first place.

Immediate Actions

If you notice an ice dam forming, the best way to fix it is to call a roofing professional. If you are in Rockland County, we can come to your home and resolve your issues. Call us now at (845) 364-8200 and we can discuss your options. 

Long-Term Solutions

While immediate actions can help prevent further damage, long-term solutions are necessary to address the underlying causes of ice dams.

Consider adding more insulation to your attic, sealing air leaks, and improving ventilation to regulate temperature and prevent snow from melting and refreezing on your roof.

Another long-term solution is to install a heat cable system. Heat cables are installed along the edge of the roof and in gutters to melt snow and prevent ice dams from forming. However, it is important to note that heat cables are not a substitute for proper insulation and ventilation.

Finding a Local Roofing Professional This Winter

At Segelman Shaw Roofing, Siding & Gutters, we know how important it is to have a local contractor that you can call any time of the year. 
We provide snow removal from your roof, roof repairs, gutter repairs, and other home exterior services. We also provide 24/7 Storm Emergency Service for homeowners in Rockland County, Westchester County, and Bergen County. 

To schedule work done for your home, just call us at (845) 364-8200 or email us at

Segelman roofing The experienced professionals for all your exterior needs


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New York: 845-364-8200

New Jersey: 201-530-9500

Westchester: 914-874-1197

LIC# ROC: H-09509-23 
LIC# WC:23380-H10 
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Segelman Shaw Roofing Siding & Gutters

1 Executive Blvd., Suite 105B, Suffern, NY 10901

NJ: 201-530-9500
NY: 845-364-8200
WC: 914-874-1197 

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