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Suction fittings.

Municipal Code of Chicago § 18-29-421.4
in effect
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18-29-421.4 Suction fittings. Suction fittings for whirlpool bathtubs shall comply with ASME A112.19.8.
Source: City of Chicago, Municipal Code of Chicago (American Legal Publishing, codelibrary.amlegal.com)URL: https://codelibrary.amlegal.com/codes/chicago/latest/chicago_il/0-0-0-2691202Fetched: 10/24/2026

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