Can You Use Ice And Water Shield On A Flat Roof
Do you need to put it on the entire roof or and also do you need felt as well in addition to the ice and water shield.
Can you use ice and water shield on a flat roof. Good luck getting the shingles off the i w. Both products have a separate purpose. Ice and water shield re roof i was told by i w manufacture that u can only have 2 layers then u need to remove the plywood and start over. Here s the way a traditional roof works.
I am going to replace my roof my question is do i try to remove the existing ice and water shield or just lay new ice and water shield over the old. Ice and water protectors sometimes called ice and snow shields in cold climates are made with polymer modified bitumen. Most manufacturers of fully adhered roofing underlayment or ice and water shield offer their product in two major categories. Hi my name is howard this is my first time using the forum.
Grace ice water shield was invented to prevent ceiling damage due to ice dams at. The roofing layer is designed to be waterproof. 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. Once the roof leaks it s time for a roof repair or a roof replacement.
Now ice and water shield is designed to stop ice damming or water that backs up say from your gutters and getting into the roof surface. 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. One roofer said i need an ice water shield on the roof adding that he would put the shield over the asphalt shingles. When this layer wears out or when someone accidentally penetrates the roofing layer the roof leaks.
I am getting ready to cover a low slope roof with a 1 5 12 slope with asphalt shingles. Does anyone have any experience with the use of an ice water shield such as a grace product for this application. If an ice dam occurs on your roof and water backs up under the shingles it will seep down into your home through the nail holes holding the shingles on and into your attic. 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.