Discusses causes and prevention of new ice dams; remedies for existing ice dams; and health implications of a water-damaged home. ... What causes ice dams?; There is a complex interaction among the amount of heat loss from a house, snow cover, and outside temperatures that leads to ice dam formation.
www.extension.umn.edu/distribution/housingandclothing/D... www.extension.umn.edu/distribution/housingandclothing/DK1068.html
Ice Damming - Roofers are Not Always to Blame ... If your home has a steep sloped roof, and is more than 20 years old, there is a 98 percent probability that your attic has excessive heat, leading to ice damming. This can result in subsequent water damage, and may have other serious problems identified by that heat, too.
www.doityourself.com/stry/icedam www.doityourself.com/stry/icedam
Info on ice dams and tips on how to remove them from your roof. ... What is an Ice Dam? ... How Can I Remove an Existing Ice Dam?
www.doityourself.com/stry/icedamremoval www.doityourself.com/stry/icedamremoval
A temporary solution is better than none ... If you live in a cold, snowy region, you already know about the damaging effects of ice dams. The gutters clog up with ice, then water runoff from the roof gets trapped by the dam and eventually backs up the roof, travels under the shingles, and leaks into the house.
www.thisoldhouse.com/toh/skill-builder/0,,211604,00.htm... www.thisoldhouse.com/toh/skill-builder/0,,211604,00.html
are the accumulation of ice at the eaves and valleys of roofs, and in some winters create major problems. Insufficient attic insulation and/or attic ventilation can cause roof snow to melt and slide down to the eaves, where the roof surface is cooler and the melting snow freezes to the roof.
www.allaroundthehouse.com/lib.ghi.na23.htm
Ice Dams - How to prevent ice dams, What are ice dams? ... Many homeowners in the Washington metropolitan area have experienced a winter storm condition called "ice damming." Ice dams occur when a sequence of weather conditions take place during a brief time frame.
www.valueroofing.com/icedams.html www.valueroofing.com/icedams.html
Ice damming can also cause problems for your exterior siding and the wood and insulation behind it. ... There are four main causes of ice damming, and the latter three we can actually do something about. ... Attic ventilation is usually the easiest way to prevent ice damming, yet it is the step most often omitted.
www.servicemagic.com/article.show.Dont-Let-Ice-Dams-Dam... www.servicemagic.com/article.show.Dont-Let-Ice-Dams-Damage-Your-Roof.8231.html
You have experienced, read, or heard about ice damming. You are familiar with the damage the phenomena can cause. Perhaps your Association has spent several hundred thousand or even over a million dollars on roofing improvements and/or replacements within the last few years.
www.associationtimes.com/articles2005/icedamming0905.ht... www.associationtimes.com/articles2005/icedamming0905.htm
I asked for a description of ice damming from Academy Roofing and how it occurs. The first thing I was told was that many people have a difficult time understanding what ice damming is and what causes it. The simplest explanation they provided me began with a water bottle.
redhawkthhoa.realtownblogs.com/townhome-at-red-hawk-spe... redhawkthhoa.realtownblogs.com/townhome-at-red-hawk-specific/more-on-ice-damming/
The Nature of Ice Damming ... The phenomenon is called "ice damming," a much misunderstood problem. Ice damming, or the accumulation of snow and ice on the roof edges and in the gutters, is not the problem. The true problem and the source of the water damage is "snow water." The damages from this seeping water can...
www.homeprosystems.net/Articles/RoofIceDamns.htm www.homeprosystems.net/Articles/RoofIceDamns.htm