Roofing Snow And Ice Barrier

Ice and water protector sometimes also referred to as ice and water shield is a waterproof roof underlayment membrane developed to protect vulnerable areas on a roof from ice and water damage.

Roofing snow and ice barrier.

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. It comes in a sheet with split back release film similar to a self stick or peel and stick. It seals itself around the nails used in shingling. 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.

Install the ice barrier membrane according to the manufacturer s instructions with the drip edge installed on top of the membrane. Ice and water protectors sometimes called ice and snow shields in cold climates are made with polymer modified bitumen. This rubberized material that helps to prevent leaks due to. Roll self adhered roofing underlayment 225 sq.

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. Protect your roof from harsh weather conditions by using this grace ice and water shield roll roofing underlayment. Comes in black color family. An ice and water shield is a modified self adhered leak barrier.

Find roof ice water barriers at lowe s today. On most roofs this isn t far enough to comply with the international residential code. Then install regular roofing underlayment tar paper over the top of the drip edge and over the ice barrier and continuing all the way up the roof. Roofing materials that do require an ice barrier are.