§ 18-28-1106.4 — Opening protectives
Municipal Code of Chicago (2026 S-74, current through Council Journal of June 17, 2026) · Municipal Code of Chicago § 18-28-1106.4
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18-28-1106.4 Opening protectives.
Opening protection between the machinery room and other occupied spaces shall be approved, self-closing, tight-fitting fire doors with a minimum fire-resistance rating of hour.
