Joints between different piping materials.
Municipal Code of Chicago § 18-28-1203.1.1
in effect18-28-1203.1.1 Joints between different piping materials.
Joints between different piping materials shall be made with approved adapter fittings. Joints between different metallic piping materials shall be made with approved dielectric fittings or brass converter fittings.
Source: City of Chicago, Municipal Code of Chicago (American Legal Publishing, codelibrary.amlegal.com)URL: https://codelibrary.amlegal.com/codes/chicago/latest/chicago_il/0-0-0-2689007Fetched: 10/24/2026
