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707.10.1 Prohibited ducts and air transfer openings.
Penetrations by ducts and air transfer openings into an enclosure for exit access stairways and ramps shall only be allowed when permitted by Sections 1023.4 and 1023.6.
708.1 General.
The following wall assemblies shall comply with this section.
1. Separation walls as required by Section 420.2 for Groups I-1, R-1, R-2 and R-3.
2. Walls separating tenant spaces in covered and open mall buildings as required by Section 402.4.2.1.
3. Corridor walls as required by Section 1020.1.
4. Egress balconies as required by Section 1021.2.
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