DuPont™ RoofLiner by DuPont Building
Innovations is a lightweight, premium, synthetic roofing underlayment
scientifically engineered to provide excellent protection against leaks.
It offers a Class-A fire rating, a limited 30-year product warranty,
and enhanced durability and tear resistance. Plus, it’s engineered for
use with all types of roof coverings identified by ICC-ES AC48 Section
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