Polyglass U.S.A. Launched Hybrid Roof Underlayments
The manufacturer expanded its steep-slope portfolio with new products featuring specialized three-layer technology.
Updated on Oct. 14, 2026 in Construction
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Polyglass U.S.A. has introduced two new modified bitumen hybrid tile roof underlayments, Polyanchor HU and Polyanchor HU PLUS. These products are designed specifically for mechanically attached tile roofing systems.
Why it matters
The products utilize a modified bitumen core to improve sealability around fasteners and penetrations while increasing tear and puncture resistance. This technology aims to provide enhanced protection for steep-slope roofs against environmental factors.
The new underlayments utilize a three-layer Tri-Strata Technology in their construction. The modified bitumen core makes up more than 80% of the total product composition.
The players
Polyglass U.S.A.
This company is a manufacturer of modified bituminous roofing and waterproofing membranes based in the United States.
The details
The new line is designed for use in mechanically attached tile roofing systems, leveraging a nonwoven fabric face and modified bitumen core. These components are specifically engineered to maintain durability and resistance in demanding steep-slope applications.
Timeline
Polyglass U.S.A. officially announced the product launch on October 14, 2026.
Market Landscape
The rollout of the Polyanchor line marks a strategic integration of the company's proprietary Tri-Strata Technology into the broader steep-slope roofing market. This move allows the manufacturer to compete more effectively by providing specialized solutions for mechanically attached roofing systems.
Contractors and homeowners may find improved sealability and structural longevity in upcoming roofing projects using these new materials. The focus on puncture resistance could potentially reduce maintenance requirements for steep-slope roofs over time.
The takeaway
Builders and contractors should evaluate how the integration of modified bitumen cores into underlayment products compares to their current installation standards. Enhanced puncture resistance and sealing capabilities may provide long-term protection benefits for steep-slope roofing investments.
Further reading
For more on industry developments, visit the United States Construction section.
Source note: This article includes information reported by Roofing Contractor.
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