Breathable technology helps reduce inside moisture from becoming trapped in the roof system which can lead to structural decay， mold or mildew
Polypropylene synthetic construction will not rot or become brittle over time (like conventional asphalt felts)
Spunbond top surface helps ensure excellent traction and walkability during installation
Resists wrinkling or buckling to help avoid ugly telegraphing through the finished roof
Each roll contains 1000 sq. ft. - excluding laps
Can withstand UV degradation for up to 180 days， if necessary
For use under asphalt shingles and other roof systems such as metal， slate or wood
Part of the GAF Lifetime Roofing System and eligible for Lifetime ltd. warranty when installed on Lifetime Shingle roofs (See GAF Shingle & Accessory Ltd. Warranty for complete coverage and restrictions
This product is water-resistant， it is NOT waterproof. It is intended as a secondary layer of water-shedding protection underneath the primary roof covering， such as asphalt shingles. Do NOT USE as a temporary roof or "dry-in" solution to protect property or possessions.
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