Capacity for noncanopy hoods.
Municipal Code of Chicago § 18-28-507.15
in effect18-28-507.15 Capacity for noncanopy hoods.
In addition to all other requirements for hoods specified in this section, the volume of air exhausting through a noncanopy-type hood to the duct system shall be not less than 300 cfm per linear foot [0.46 m 3 /(s x m)] of the cooking appliances.
Source: City of Chicago, Municipal Code of Chicago (American Legal Publishing, codelibrary.amlegal.com)URL: https://codelibrary.amlegal.com/codes/chicago/latest/chicago_il/0-0-0-2687415Fetched: 10/24/2026
