Duplex equipment required.
Municipal Code of Chicago § 18-29-712.4.2
in effect18-29-712.4.2 Duplex equipment required.
Where six or more water closets are connected to a sewage ejector, the system shall incorporate duplex pumping equipment.
Source: City of Chicago, Municipal Code of Chicago (American Legal Publishing, codelibrary.amlegal.com)URL: https://codelibrary.amlegal.com/codes/chicago/latest/chicago_il/0-0-0-2692250Fetched: 10/24/2026
