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Vertical rise of vent.

Municipal Code of Chicago § 18-29-905.4
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18-29-905.4 Vertical rise of vent. Every dry vent shall rise vertically to a minimum of 6 inches (150 mm) above the flood level rim of the highest trap or trapped fixture being vented.
Source: City of Chicago, Municipal Code of Chicago (American Legal Publishing, codelibrary.amlegal.com)URL: https://codelibrary.amlegal.com/codes/chicago/latest/chicago_il/0-0-0-2692479Fetched: 10/24/2026

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18-29-905.4 | Corpus