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§ 18-28-507.13 — Capacity of hoods

Municipal Code of Chicago (2026 S-74, current through Council Journal of June 17, 2026) · Municipal Code of Chicago § 18-28-507.13

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18-28-507.13 Capacity of hoods.

Canopy-type commercial cooking hoods shall exhaust a minimum quantity of air (Q) determined in accordance with this section and Sections 18-28-507.13.1 through 18-28-507.13.4. where: A = The horizontal surface area of the hood, in square feet (m2). D = Distance in feet (m) between the lower lip of the hood and the cooking surface. P = That part of the perimeter of the hood that is open, in feet (m). Q = Quantity of air, in cubic feet per minute (m3/s).