Comprised of two layers of high performance polyolefin film, laminated with a remarkably durable core of fiberglass scrim reinforcement, the product retains its shape in heavy winds '“ resisting the shear forces that cause rips and tears. Part of the Fortifiber® 1-2-3 moisture control system, Moistop® PF is designed to withstand the rigors of the jobsite and the elements, and is backed by an industry-leading 15-year warranty.
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