IMC Chapter 5 — Exhaust Systems

Updated Mar 26, 2026

Commercial kitchen hoods (Type I/II), parking garage ventilation, hazardous exhaust, CO monitoring.

IMC Ch5: Type I hood for grease-producing (fryers, grills) requires UL 300 suppression, 16ga welded grease duct. Type II for steam/heat only. Parking: 0.75 cfm/sf, CO alarm at 35 ppm. Kitchen makeup air within 10% of exhaust volume.

TAGS

IMC kitchen-hood exhaust parking-garage CO-monitoring

DETAILS

code year

2024

code system

IMC

code section

Chapter 5

SOURCES

🔗https://codes.iccsafe.org/content/IMC2021P1

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