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// CODE SNIPPET

2603.6 Roofing

Building Code 2018 of Illinois > 26 Plastic > 2603 Foam Plastic Insulation > 2603.6 Roofing

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Foam plastic insulation meeting the requirements of Sections 2603.2, 2603.3 and 2603.4 shall be permitted as part of a roof-covering assembly, provided that the assembly with the foam plastic insulation is a Class A, B or C roofing assembly where tested in accordance with ASTM E108 or UL 790.

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