Materials:Polystick XFR

Division C - Accepted Materials

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Polystick XFR
by Polyglass USA, Inc.

Material Acceptance and Product Details The information published in the RCABC Roofing Practices Manual and offered below does NOT represent a complete set of the manufacturer’s data or specifications, nor is this material recommended or endorsed by the Guarantor. The preparation of a detailed specification is the responsibility of the Design Authority.

Manufacturer Polyglass USA, Inc. Accepted for the RoofStar Guarantee Program January 20, 2026 Accepted for application in Water-shedding Roof Systems (ASM only) Acceptance Criteria Product Summary Polystick XFR is a self-adhered waterproofing underlayment with superior fire resistance designed for metal roof coverings. Utilizing ADESO® dual-compound self-adhered technology, Polystick XFR features a polymer modified bitumen upper compound and a proprietary self-adhesive SBS (elastomeric) compound on the bottom. A split release film that protects the self-adhesive compound allows for easy application. Polyglass’ patented Burn-Shield Technology® provides fire and ember resistance in areas where this is required or desired. With a temperature resistance of up to 265°F, Polystick XFR is independently tested for high for use in Class A metal roof assemblies. Consult the manufacturer for testing validation. (adapted from the Technical Data Sheet) Conditions and Limitations None Technical Data Sheet Click the "PDF" icon to open the TDS in a new window.

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