901.1 Add the following second paragraph to this section:

San Francisco Building Inspection Commission Codes · 2022 edition · ingested 2026-07-08 · San Francisco

901.1 Add the following second paragraph to this section:

N o mechanical device shall be installed in any venting system. Such venting system shall remain unobstructed to an approved termination.

GoCodebook provides limited public access, search, citation, multilingual explanation, and practical interpretation of legally adopted building regulations. It is not a substitute for the official ICC or California code publications.