Ice Damming On Roofs

STEP Roof Deicing Installation Manual - WARMZONE
Roof Deicing is a heating solution to prevent snow buildup and ice damming on roofs, valleys, eaves, and gutters. Ice dams are formed due to the interaction between the amount of heat loss from a house, snow cover, outside temperatures, and the effects of solar energy. The water that ... Fetch Document

February 2007 North American Blizzard - Wikipedia
The February 2007 North American blizzard was a massive winter storm that affected most of the eastern half of North America, starting on February 12, 2007 and peaking on Valentine's Day, February 14. ... Read Article

Having ice damming issues at many units. Ice damming occurs when warm air escapes from the interior occupied spaces into the attic. This warm air causes some of the snow on the roof to melt, and as it runs down toward the eavestroughs, it cools, changing from liquid state into solid state. It should be noted that sloped roofs are only designed ... Retrieve Here

Drought - Wikipedia
A drought is a natural disaster of below-average precipitation in a given region, resulting in prolonged shortages in the water supply, whether atmospheric, surface water or ground water. A drought can last for months or years, or may be declared after as few as 15 days. ... Read Article

Eaveguard - Henry
By ice damming. We’ve got you covered With direct-to-deck application, Eaveguard® is designed to offer protection in vulnerable areas of steep-slope roofs: • At eaves, valleys and rakes • Roof-to-wall connections • Flashing around chimneys and skylights • Roof vents and other penetrations • Full deck coverage ... View This Document

Important Notice - Stony Hill Village Condominium
Important Notice Ice Damming Alert Every year in early January, the weather turns very cold (2 0° and below), a nd the snow accumulated on roofs begins to create ice-damming problems. An ice dam is a ridge of ice that forms at the edge of a roof and prevents melting snow (w ater) f rom draining off the roof. ... Doc Retrieval

Ice Dams & Snow Loads - Verisk Analytics
Ice Dams - Severity Items to look for that help determine severity of ice damming, • Icicles forming on the edge of the roof • Ice buildup in and on top of gutter or along roof eave • Ice forming behind gutters • Ice coming through soffit and/or soffit vents • Ice or icicles on the exterior siding ... Read Content

B U I L D I Ng D I V I S I O N P O L I C Y B U I L D I Ng D I ...
Existing roofs with spaced sheathing or lumber decking may remain unless the gaps between the individual boards exceed ¼ inch. Adequate ventilation and correct insulation can prevent ice damming from ... Doc Viewer

December 1969 Nor'easter - Wikipedia
The December 1969 nor'easter was a strong winter storm that mainly affected the Northeastern United States and southern Quebec between December 25 and December 28, 1969. The multi-faceted storm system included a tornado outbreak, record snow accumulations, a damaging ice storm , and flooding rains. ... Read Article

Ice Damming - Arbella Insurance Group
Remember, roofs are designed to shed water to the ground. The final responsibility remains with the homeowner when re-roofing to weigh the cost of prevention and protection products against the possible cost of damage if an ice dam leak occurs. ... Fetch Content

BSD-135 Ice Dams - Building Science Corporation
Water will revert to ice. Therefore it can be said that the cause of ice dams is a difference in temperature on the roof surface where the upper part of the roof is warmer than the lower. Photograph 1: An ice dam - note the snow melting on the slope above the ice dam. ... Read Full Source

No 722 Page Technical Bulletin - Fabral.com
Snow and ice falling off the roof could cause damage to items below, including lower roofs, or bodily harm to people entering, leaving, or walking along the outside of the building. Snow has a tendency to drift in th e valley. ... Read Here

ROOFING - ICE SHIELD UNDERLAYMENT
Damage from ice damming can result in deterioration of the roof sheathing (rotting due to continual wet and dry cycles), sheetrock, and effectiveness of the insulation. Damage from ice damming can be prevented by minimizing the heat loss between the house and the attic. ... Document Viewer

ICE DAM PROBLEM - Best Materials
Ice damming. It is applied over critical roof areas such as eaves, ridges, valleys, dormers, and skylights under tile and shingle roofs. MBTechnology’s Ice & Moisture Block SBS is perfect for your project’s 1 Ridge Line, 2 Valleys, 3 Dormers, 4 Flashing applications, 5 Skylights, 6 Eaves, and 7 Rake Edge. ICE DAM PROBLEM ... Doc Viewer

Guidelines For Ventilating Attics And Cathedral Ceilings To ...
Buildings in cold regions with roofs that drain to cold eaves may experience ice damming and icicles along their eaves in winter. Water that ponds upslope of ice dams may leak into the building since most steep roofs are configured to shed water—not hold back standing water. Figure 1 shows two roofs located near Watertown, New York. ... Read Content

Heavy Membranes At Eaves In Cold Climates - Ice Dams
This video details prevention measures for ice dams on roofs. Part of the U.S. Department of Energy's Building America Program, Solution Center content. ... View Video

Roof & Gutter Ice/Snow Melting Design Guide - Drexan.com
Heat-tracing the roof itself is not always necessary. If ice-damming on the roof is not experienced, then heat-tracing the gutters and downspouts should be sufficient. If gutters are not present, then MultiTrace installed on the roof must have drip loops extending past the roof edge. ... Return Document

STEEP SLOPE ROOFING 07 30 00 - ProtectoWrap
This MANU-SPEC specifies Ice & Water Guard, a rubberized asphalt, peel-and-stick underlayment for use on sloped roofs to prevent water damage caused by ice damming. This product is manufactured by Protecto Wrap Co. ... Return Doc

Re-examining Roof Ventilation As A Moisture Solution
Ice dams can be delivered to the underside of the sheathing either by flowing through an insufficient amount of insulation (common in older roofs and new roofs with inadequate design) or because of warm interior air leaking into the attic. Ventilation of sloped roofs is one solution to ice damming in a properly designed roof. ... Access Full Source

De-Icing Ice Dams - Buildingscience.com
– or when they fall off roofs trying to get rid of them. Figure 1: Melt Water – When the snow layer adjacent the roof deck melts the liquid water is wicked upward into the 1 Ice damming is an IECC Climate Zone 5, 6, 7 or 8 issue. Relax. R-60 is where you ... Read Here

Metal Roof Installation Manual
Sloped roofs must withstand quantities of slow-moving water. Steeper sloped roofs must withstandhigh volumes of runoff. B oth types of slopes require additional sealing at the eaves, where interfacing with gutter systems may cause flooding. In colder climates, ice damming may also occur in the eave area. ... Read Document

Roofing Essentials Quick Reference Guide - Owens Corning
The final line of defense between the home and the elements. Ice & water barriers and underlayment products help block water from the roof deck and out of the home to help prevent rot, mold and water damage. ... Retrieve Content

PROTECTING YOUR HOME FROM ICE DAMS - CertainTeed
Ceiling roofs and skylights. Both present special cases for insulation that the CertainTeed Home Institute recommends you discuss carefully with your builder. Insulation manufacturers like CertainTeed have created high-performance fiber ™ prevent the formation of ice dams, it will prevent ... Read More