POLYANCHOR SU Synthetic Roof Underlayment

Polyanchor SU is a lightweight, nailable synthetic roof underlayment designed to protect the roof deck. It offers superior strength compared to traditional felts, which provides enhanced wind uplift resistance, increased durability in the face of heavy foot traffic, and resilience against adverse weather conditions. It is suited for asphalt shingles, synthetic shingles, and cedar shake roof covering systems accommodating a variety of roofing materials. 

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POLYGLASS