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.
Roof ice underlayment.
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Gaf weatherwatch 150 sq.
The underlayment also has a slip proof polymer to the bottom.
Also the textured fabric lets steep sloppy walkability.
On roofs with steep pitches this may require up to four courses of ice barrier underlayment to install at least 24 horizontal measure outward from the exterior surface of the exterior wall.
An ice barrier underlayment is typically a self sealing self adhering waterproof underlayment.
Gcp invented fully adhered roofing underlayments more than 35 gcp invented fully adhered roofing underlayments more than 35 years ago.
Gcp applied technologies grace ice and water shield 36 in.
The underlayment roll is comfortable to sit on the roof floors and walls or anywhere you need it.
Any professional can measure and nail it all over the surface within a few hours.
Grace ice water shield 36 in x 75 ft 200 sq ft rubber roof underlayment.
Roll self adhered roofing underlayment 225 sq.