You should seriously consider using ice.
Roof ice dam shield.
Ice and water shield is a thin rubberized asphalt membrane that goes beneath the shingles of your roof typically only along the overhangs and in the valleys.
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.
Gcp invented fully adhered roofing underlayments more than 35 years ago.
This ice shield seals nail holes better then regular tar paper roofing materials.
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.
Ice and water protectors sometimes called ice and snow shields in cold climates are made with polymer modified bitumen.
Grace ice and water shield fully adhered smooth surface roofing underlayment provides best in class roof leak protection against wind driven rain and ice dams.
Common roof shapes have between 6 and 12 roof planes and complex roof shapes have 12 roof planes.
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.
In cold climates it is particularly important to provide proper insulation and ventilation to reduce the size of ice dams and to avoid interior condensation.
Grace ice water shield roofing underlayment should be used in conjunction with roof designs that minimize ice dam formation.
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.
Simple roof shapes have 6 or fewer distinct roof planes.
It can protect your home from water leaks caused by ice dams and wind driven rain.