This scenario is often the result of a warm attic.
Snow dams for metal roofs.
The snofence metal roof snow guard rail is offered in aluminum or brass our snow dams for metal roofs are designed to manage snow migration on standing seam metal roofing.
Snow guards are roof mounted at spaced intervals and in two or more rows near the edge of a roof.
Ice dams and icicles form when the snow melts runs down your roof and refreezes near the edge.
By installing a metal roof that has a special coating designed to shed snow and ice causing it to fall off the roof before it has a chance to form into an ice dam you can completely eliminate ice dam formations on your roof in the first place.
In turn the ice dam will prevent the mass of snow from sloughing off the roof all at once in a single avalanche.
The idea is that as snow and ice back up against the guards it will harden and create a dam.
Metal roofing can be just as susceptible to this as.
Another option to consider is a metal roof.
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A metal roof will generally shed snow better but snow running down the roof will still freeze on the unheated overhangs creating an ice dam.
Ice belt metal panels many roofs are made of shingles which work well to remove water until it starts to travel upward.
The snow melts into water and t.
An ice dam forms when the roof over the attic gets warm enough to melt the bottom layer of snow.
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To take a more pro active approach in preventing ice dams you can install ice belt metal panels which are installed along the eaves to block water.
This only occurs when part of your roof warms to above 32 degrees f warm enough to melt the snow while the roof edge remains below freezing.
Offers the most complete proven and thoroughly tested standing seam metal roofing attachments in the industry including colorgard dualgard versagard and multiple exposed fastener metal roofs.