905.5 Location of Draft Hoods and Controls — 2025 California Mechanical Code

California Mechanical Code (Title 24, Part 4) · 2025 edition · updated 2026-09-25 · California

CBSC: official editions, supplements and errata

Italicized text is a California amendment to the model code, as printed in the official publication.

Cite as: 2025 California Mechanical Code (Title 24, Part 4) § 905.5 · Effective January 1, 2026 · Official source: Building Standards Commission

The con trols, combustion air inlet, and draft hoods for duct furnaces shall be located outside the ducts. The draft hood shall be

located in the same enclosure from which combustion air is

taken. [NFPA 54:10.9.5]

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▸Contents — California Mechanical Code (Title 24, Part 4)

California Mechanical Code (Title 24, Part 4)

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