Designed for architectural applications and projects where backfilling is required. The polypropylene surface mat bonded to the top layer of the rubberized asphalt serves as a protective barrier during backfill operations.
The Royston 108 ARN is a high-performance architectural membrane designed for complex projects requiring reliable moisture protection. Featuring a prefabricated reinforced laminate structure, this membrane combines a non-woven fiberglass core between two layers of polymer modified asphalt, ensuring superior durability and longevity. The membrane integrates a woven polypropylene surface layer to serve as a protective barrier during backfill operations, providing outstanding flexibility and movement accommodation related to thermal expansion, substrate settlement, or shrinkage.
Specially engineered for architectural applications, this membrane incorporates advanced materials that enhance tensile strength and puncture resistance, contributing to an extended service life. Its unique 3-inch leading edge guarantees a secure compound-to-compound seal, facilitating easy installation. The embossed release film allows for straightforward installation without the risk of tears or splits, using compatible sealing adhesives and heat sealing methods as needed.
Royston 108 ARN offers a robust solution for demanding architectural conditions, ensuring reliable moisture protection and extended durability in a variety of applications. With its advanced material properties and easy installation features, this membrane stands out as a top choice for professionals in the construction industry.
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A prefabricated fiberglass reinforced woven laminate, with a high strength inner core sandwiched between two layers of a polymer modified bitumen.

A prefabricated fiberglass reinforced woven laminate, with a high strength inner core sandwiched between two layers of a polymer modified bitumen.

A prefabricated reinforced fiberglass and polyester blended laminate with a strength inner fabric reinforcement, sandwiched between two layers of a polymer modified bitumen.

| Color | Black |
|---|---|
| Material | Woven polypropylene |

A prefabricated architectural membrane, constructed with a woven fiberglass core, sandwiched between layers of polymer modified asphalt with a polyester surface film.

35 mil butyl tape with flexible backing for below-grade use