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This forum is for those living in old houses, where everything that can't be fixed, adds character! ... We have an old farmhouse with a asphalt shingle roof. We always get an aweful ice dam on our second story on an "inside" corner. ... Here is a link that might be useful: Bylin Roof Ice Melt Systems...
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www.thathomesite.com/forums/load/oldhouse/msg0215190227...
www.thathomesite.com/forums/load/oldhouse/msg0215190227547.html?21
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WE NOTICED THAT OUR MORNING ROOM HARDWOOD FLOOR THAT ARE LOCATED NEXT TO AN EXTERIOR WALL IS WARPING AND THERE ARE SIGNS OF MOISTURE IN BETWEEN THE BOARDS. OUR BASEBOARD IS ALSO DAMP. WE KNOW ABOUT ICE DAMNING AND IT APPEARS THAT MAY BE THE PROBLEM. There are two main reasons for your leaky roof. One is that the slope is...
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en.allexperts.com/q/Roofing-1598/Possible-Ice-Damning-P...
en.allexperts.com/q/Roofing-1598/Possible-Ice-Damning-Problem-1.htm
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Snow on your roof can lead to leakage, even if your roof is new. The culprit is ice damning, the insidious snow-melting phenomenon that is all too familiar to many of us. Let’s do a quick review of ice damning and its causes.
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www.carsondunlop.com/OBS/iceDamning.htm
www.carsondunlop.com/OBS/iceDamning.htm
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The water will run down the roof until it encounters the un-melted snow over the unheated space. There it stops, and re-freezes. After a while, a dam of ice forms on the roof above the exterior wall. The dam can cause the water to form a small pool.
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www.carsondunlop.com/RealEstate/icedamning.htm
www.carsondunlop.com/RealEstate/icedamning.htm
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Grace ice/water shield is the best to prevent ice damning. ... To see ice damning-Click here ... click on picture...
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www.copleyroofing.com/copley_034.htm
www.copleyroofing.com/copley_034.htm
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What causes different roof surface temperatures?; Since most ice dams form at the edge of the roof, there is obviously a heat source warming the roof elsewhere. This heat is primarily coming from the house. In rare instances solar heat gain may cause these temperature differences.
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www.extension.umn.edu/distribution/housingandclothing/D...
www.extension.umn.edu/distribution/housingandclothing/DK1068.html
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CNR Services Inc. has 36 years experience and specializes in commercial & residential roofing, siding and gutters. If your needs are new roof construction, reroofing, roof leaks, ice damning, maintenance, repairs, siding or gutters you are guaranteed the highest quality workmanship...
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www.cnrservicesinc.com/
www.cnrservicesinc.com/
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Zmesh roof deicing systems are the best way to melt ice on snow on your roof and prevent ice dams. ... Gutter and roof ice melting cables are also available for heating gutters and retrofit roof deicing.
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www.snow-roof.com/
www.snow-roof.com/
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If the sheathing (either boards, plywood, or composite board) along the lower edge of the roof is soaked and you can see a corresponding accumulation of ice on top of the roof, ice damming is occurring. This means that water is backing up under the shingles.
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www.classiccarpentry.com/downloads/ICEDAMNINGARTICLE.pd...
www.classiccarpentry.com/downloads/ICEDAMNINGARTICLE.pdf
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