§ 18-28-1104.4.5 — Supply and return ducts
Municipal Code of Chicago (2026 S-74, current through Council Journal of June 17, 2026) · Municipal Code of Chicago § 18-28-1104.4.5
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18-28-1104.4.5 Supply and return ducts.
The volume of the supply and return ducts and plenums shall be included when calculating the refrigerant quantity limit in the system.
