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Independent gas piping.

Municipal Code of Chicago § 18-28-925.1
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18-28-925.1 Independent gas piping. Gas piping serving heating gas utilization equipment shall be permitted to also serve cooling equipment where heating and cooling equipment cannot be operated simultaneously.
Source: City of Chicago, Municipal Code of Chicago (American Legal Publishing, codelibrary.amlegal.com)URL: https://codelibrary.amlegal.com/codes/chicago/latest/chicago_il/0-0-0-2688465Fetched: 10/24/2026

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18-28-925.1 | Corpus