§ 18-28-706.2.2
Municipal Code of Chicago (2026 S-74, current through Council Journal of June 17, 2026) · Municipal Code of Chicago § 18-28-706.2.2
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18-28-706.2.2
Each of the appliances served shall be interlocked to the mechanical air supply system to prevent main burner operation where the mechanical air supply system is not in operation.