This chunk of ice is called an ice dam and it can cause water to backup beneath shingles and ice dams cause damage to walls and roof structures.
How to fix ice dams on your roof.
An ice dam is a hump of ice that forms at the edge of a roof under certain wintertime conditions.
How to prevent ice dams use heated cables.
To keep your roof cold follow these three steps.
Attached with clips along the roof s edge in a zigzag pattern heated cables help prevent ice dams that lift shingles and cause leaks.
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So the first step is to remove this ice and snow using a snow rake which is a retractable rake that can extend up to about 17 feet or so in length.
Can you put ice melt on your roof.
It will put gutters and downspouts at risk too.
You cannot safely put ice melt.
If ignored ice dams can cause serious damage to your roof gutters paint insulation and interior drywall and other surfaces.
On some houses ice dams are a pervasive and damaging winter roofing problem but other houses may have no trouble at all.
After a snowfall a cold roof will have a thick blanket of snow.
Roof raking can prevent ice dams.
How to know if you have an ice dam problem.
The key to preventing ice dams is simply to keep your attic and roof cold.
If you look up and see a big chunk of ice on the bottom edge of your roof your forensic work is done.
An ice dam can damage both your roof and the inside of your home.
Close up attic bypasses.
Eliminate its fuel source if left alone the ice dam will continue to be built up by the snow and ice up on your roof.
When you remove the snow from your roof it deprives the ice dam of the melting snow that it needs to form and grow.
For the best results do it fairly soon after heavy snowfall.
Here are five ways to remove an ice dam from your roof.
You have an ice dam.
A warmer roof however will soon have clear spots where the snow has melted off and may well have icicles hanging from the eaves.