Enclosed type.
Municipal Code of Chicago § 18-28-928.2.1
in effect18-28-928.2.1 Enclosed type.
Clearance shall comply with the following:
1. Unlisted enclosed illuminating appliances installed outdoors shall be installed with clearances in any direction from combustible material of not less than 12 inches ( 300 mm).
2. Unlisted enclosed illuminating appliances installed indoors shall be installed with clearances in any direction from combustible material of not less than 18 inches (460 mm).
Source: City of Chicago, Municipal Code of Chicago (American Legal Publishing, codelibrary.amlegal.com)URL: https://codelibrary.amlegal.com/codes/chicago/latest/chicago_il/0-0-0-2688543Fetched: 10/24/2026
