Roofing Snow And Ice Barrier

Ice and water protectors sometimes called ice and snow shields in cold climates are made with polymer modified bitumen.

Roofing snow and ice barrier.

Roll self adhered roofing underlayment 225 sq. On most roofs this isn t far enough to comply with the international residential code. This rubberized material that helps to prevent leaks due to. An ice and water shield is a modified self adhered leak barrier.

Find roof ice water barriers at lowe s today. Weatherlock flex flexible self sealing ice water barrier provides excellent roof deck protection against water infiltration resulting from the freeze thaw cycle wind driven rains and normal water flow around eaves rakes valleys vents chimneys and skylights. It comes in a sheet with split back release film similar to a self stick or peel and stick. Asphalt shingles metal roof shingles mineral surfaced roll roofing slate and slate type shingles wood shingles and wood shakes though not called out in r905 1 2 pv roof shingles and building integrated pv roof panels do require an ice barrier and that is noted under the subsections for those materials.

Gcp applied technologies grace ice and water shield 36 in. It seals itself around the nails used in shingling. Install the ice barrier membrane according to the manufacturer s instructions with the drip edge installed on top of the membrane. Roofing materials that do require an ice barrier are.

In areas where there has been a history of ice forming along the eaves causing a backup of water an ice barrier that consists of at least two layers of underlayment cemented together or of a self adhering polymer modified bitumen sheet shall be used in lieu of normal underlayment and extend from the lowest edges of the roof surfaces to the point at least 24 inches inside the exterior wall line of the building. Comes in black color family. Ft 5003002 the home depot. Most roofers install one 3 ft wide roll of ice barrier along the eave edge to prevent leaks due to ice dams.