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Municipal Code of Chicago § 18-28-918.9.2
in effect
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18-28-918.9.2. Central heating furnace installations in bedrooms or bathrooms shall comply with one of the following: 1. Central heating furnaces shall be installed in a closet located in the bedroom or bathroom, the closet shall have a weather-stripped solid door with a self-closing device, and all combustion air shall be obtained from the outdoors. 2. Central heating furnaces shall be of the direct vent type.
Source: City of Chicago, Municipal Code of Chicago (American Legal Publishing, codelibrary.amlegal.com)URL: https://codelibrary.amlegal.com/codes/chicago/latest/chicago_il/0-0-0-2688362Fetched: 10/24/2026

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18-28-918.9.2 | Corpus