Ice And Water Shield Roof Valley

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Ice and water shield roof valley. I consider it to be the premium roofing water shield on the market especially for shallow pitched roofs that get a lot of snow and ice in the winter. This grace ice and water shield self adhered roofing under layment covers 225 sq ft of roofing deck 36 in. Ice water shield is a thick sticky back underlayment also known as felt paper that will adhere to your roof deck and prevent water from seeping into your home if it gets under your shingles. Rise of the roof to the horizontal run and is expressed as a fraction.

A shingled valley should last the life of your roof if done properly regardless if you have ice water shield under it or just 30 felt. See the benefits of leak barriers. If the ice and water shield is missing then you will have to remove the shingles on both sides along the valley put ice and water shield in place and re shingle the roof. Ice and water protectors sometimes called ice and snow shields in cold climates are made with polymer modified bitumen.

Grip rite eave valley protector provides additional protection against roof damage caused by ice and water. November 19 2014 10 37pm 5. Grace ice water shield roofing membrane is used as an underlayment for sloped roofs to resist water penetration due to water back up behind ice dams or wind driven rain. Install beneath shingles along with areas where water may collect such as around chimneys valleys vents skylights or other similar areas.

Grace ice water shield underlayment also offers leak protection in trouble prone spots like valleys skylights protrusions and other flashing areas. A properly flashed roof valley should have an ice and water shield installed with roofing felt being properly secured over the ice and water. 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. Roof slopes between 2 12 and 4 12 can use shingles but require roof application techniques to take into account a greater potential for ice dam water backup.

I have used it for years. Ice and water shield is a great product that can be used in spots to protect the most vulnerable areas of your roof or as a whole roof underlayment to protect from ice dams water dams storms and leaking in any area of the country and any weather. A 4 12 roof slope means the roof rises 4 feet for every 12 feet of horizontal roof span.