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Full Description

This standard sets the performance requirements for exterior wall panel systems that are exposed to natural hazards such as wind, hail, and windborne debris. Exterior wall panel systems include, but are not limited to, wall panels constructed of metal, plastic, mineral wool, composite, or glass fiber.
 

Document History

  1. FM Approvals 4881


    Class 1 Exterior Wall Systems

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  2. FM Approvals 4881

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    Class 1 Exterior Wall Systems

    • Historical Version