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// CODE SNIPPET

1504.3.1 Other Roof Systems

Building Code 2018 of Illinois > 15 Roof Assemblies and Rooftop Structures > 1504 Performance Requirements > 1504.3 Wind Resistance of Nonballasted Roofs > 1504.3.1 Other Roof Systems

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Built-up, modified bitumen, fully adhered or mechanically attached single-ply roof systems, metal panel roof systems applied to a solid or closely fitted deck and other types of membrane roof coverings shall be tested in accordance with FM 4474, UL 580 or UL 1897.

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