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// CODE SNIPPET

717.1.2 Ducts That Penetrate Fire-Resistance-Rated Assemblies Without Dampers

Building Code 2018 of Illinois > 7 Fire and Smoke Protection Features > 717 Ducts and Air Transfer Openings > 717.1 General > 717.1.2 Ducts That Penetrate Fire-Resistance-Rated Assemblies Without Dampers

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Ducts that penetrate fire-resistance-rated walls and are not required by this section to have fire dampers shall comply with the requirements of Sections 714.3 through 714.4.3. Ducts that penetrate horizontal assemblies not required to be contained within a shaft and not required by this section to have fire dampers shall comply with the requirements of Sections 714.5 through 714.6.2.

717.1.2.1 Ducts That Penetrate Nonfire-Resistance-Rated Assemblies

The space around a duct penetrating a nonfire-resistance-rated floor assembly shall comply with Section 717.6.3.

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