{"id":152,"date":"2017-01-30T22:54:45","date_gmt":"2017-01-30T22:54:45","guid":{"rendered":"https:\/\/tarantinoroofing.net\/?p=152"},"modified":"2017-01-30T23:46:42","modified_gmt":"2017-01-30T23:46:42","slug":"ventilation-helps-solve-attic-moisture-problems-prevents-ice-dams","status":"publish","type":"post","link":"https:\/\/tarantinoroofing.net\/index.php\/2017\/01\/30\/ventilation-helps-solve-attic-moisture-problems-prevents-ice-dams\/","title":{"rendered":"How ventilation helps solve attic moisture problems and prevents ice dams."},"content":{"rendered":"<h1>How ventilation helps solve attic moisture problems and prevents ice dams.<\/h1>\n<div class=\"blog_details_date\">\n<p>Although the problems of attic heat and moisture have different causes, they share a common solution: a high-efficiency ventilation system that allows a uniform flow of air to sweep the underside of the roof sheathing. \u00a0In warmer months, such a system exhausts hot air from an attic; in the colder months, it exchanges warm, moist air with cooler, drier air. \u00a0In both cases, the result is the same: less damage to the home.<\/p>\n<\/div>\n<div class=\"blog_details_body\">\n<div class=\"blog_details_text\">\n<p>Winter creates a special attic ventilation problem in areas where snowfall and cold temperatures are common occurrences. \u00a0The problem begins with the formation of ice dams &#8211; literally barriers formed of ice &#8211; that prevent melt water from running off a roof.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone\" src=\"http:\/\/img1.teambasementsystems.com\/uploads\/blog\/3689\/bigstock-icicles-from-gutter-59095910_1483374229.jpg\" alt=\"Tarantino Roofing - Menomonee Falls\" width=\"400\" height=\"267\" \/><\/p>\n<p>Ice dams can form when the following conditions exist:<\/p>\n<ul>\n<li>Warm air accumulates near the peak of the attic. \u00a0This condition is much more common than people think. \u00a0It occurs because most attics experience some heat loss from attic insulation. \u00a0And because warm air rises, the upper portion of an attic is always the warmest. \u00a0Normally, that pocket of warm air won&#8217;t result in problems &#8211; that is &#8211; until the following conditions are met.<\/li>\n<li>Lower areas of the roof remain cold. \u00a0Once again, this is a common condition, especially in the area just above the eave, where temperatures may not be much higher than the ambient outdoor air. \u00a0If the outdoor temperature is well below freezing, conditions are favorable for the formation of an ice dam.<\/li>\n<li>A heavy snow cover accumulates on the roof. \u00a0This snow accumulation not only provides the necessary moisture, it also acts as a layer of insulation, preventing heat loss through the roof sheathing. \u00a0As a result, temperatures in the attic are typically warmer than they are on days when the roof is free of snow.<\/li>\n<\/ul>\n<p>When all three conditions are met, ice dams form quickly. \u00a0Heat high in the attic causes snow to melt near the roof peak. \u00a0The water from the melting snow flows toward the eave area, where colder roof temperatures allow it to refreeze. \u00a0If conditions persist over several days, this re-freezing of snow melt can form an ice dam.<\/p>\n<p>The weight of the dam itself can damage gutters and fascia. \u00a0When it eventually falls, it also can damage structures or shrubbery below. \u00a0But the greatest damage occurs when the water pooling inside the dam begins to infiltrate under shingles. \u00a0The shingles themselves are damaged &#8211; if not destroyed. \u00a0Far more serious, however, is the damage caused at the plateline area. \u00a0Insulation can be soaked, reducing its effectiveness. \u00a0Plus water can infiltrate into both exterior and interior wall cavities, leading to structural damage and the deterioration of painted surfaces. \u00a0At the very least, mold and mildew can form, creating unpleasant odors and mold spores, resulting in poor indoor air quality.<\/p>\n<p>We receive many calls this time of year regarding ice dams and roof leaks. \u00a0These are serious problems, and, if neglected, can cost homeowners a lot of money in repairs. \u00a0We encourage you to give us a call if you are seeing ice dam formation along your eaves and gutters. \u00a0One of our consultants will stop by and take a look at your roof and attic in order to determine what the problem may be. \u00a0Our professional roofers work during the winter months so don&#8217;t wait until Spring! \u00a0Contact us today (262) 893-2550 for a FREE EVALUATION!<\/p>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>How ventilation helps solve attic moisture problems and prevents ice dams. Although the problems of attic heat and moisture have different causes, they share a common solution: a high-efficiency ventilation system that allows a uniform flow of air to sweep the underside of the roof sheathing. \u00a0In warmer months, such\u2026<\/p>\n<p class=\"continue-reading-button\"> <a class=\"continue-reading-link\" href=\"https:\/\/tarantinoroofing.net\/index.php\/2017\/01\/30\/ventilation-helps-solve-attic-moisture-problems-prevents-ice-dams\/\">Continue reading<i class=\"crycon-right-dir\"><\/i><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-152","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/tarantinoroofing.net\/index.php\/wp-json\/wp\/v2\/posts\/152","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/tarantinoroofing.net\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/tarantinoroofing.net\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/tarantinoroofing.net\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/tarantinoroofing.net\/index.php\/wp-json\/wp\/v2\/comments?post=152"}],"version-history":[{"count":0,"href":"https:\/\/tarantinoroofing.net\/index.php\/wp-json\/wp\/v2\/posts\/152\/revisions"}],"wp:attachment":[{"href":"https:\/\/tarantinoroofing.net\/index.php\/wp-json\/wp\/v2\/media?parent=152"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/tarantinoroofing.net\/index.php\/wp-json\/wp\/v2\/categories?post=152"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/tarantinoroofing.net\/index.php\/wp-json\/wp\/v2\/tags?post=152"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}