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R302.5.2 Duct Penetration

Los Angeles Residential Code > 3 Building Planning > R302 Fire-Resistant Construction > R302.5 Dwelling-Garage Opening and Penetration Protection > R302.5.2 Duct Penetration
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Ducts in the garage and ducts penetrating the walls or ceilings separating the dwelling from the garage shall be constructed of a minimum No. 26 gage (0.48 mm) sheet steel or other approved material and shall not have openings into the garage.

Related Code Sections


R302.5.2 Building Planning, Duct Penetration
Ducts in the garage and ducts penetrating the walls or ceilings separating the dwelling from the garage shall be constructed of a minimum No. 26 gage ...
Los Angeles Residential Code > 3 Building Planning > R302 Fire-Resistant Construction > R302.5 Dwelling-Garage Opening and Penetration Protection > R302.5.2 Duct Penetration
717.1 Fire and Smoke Protection Features, General
The provisions of this section shall govern the protection of duct penetrations and air transfer openings in assemblies required to be protected ...
Los Angeles Building Code > 7 Fire and Smoke Protection Features > 717 Ducts and Air Transfer Openings > 717.1 General
2703.14.2 Semiconductor Fabrication Facilities, Penetrations
Exhaust ducts penetrating fire barriers constructed in accordance with Section 707 of the California Building Code or horizontal assemblies ...
Los Angeles Fire Code > 27 Semiconductor Fabrication Facilities > 2703 General Safety Provisions > 2703.14 Exhaust Ventilation Systems for HPM > 2703.14.2 Penetrations
406.3.4.3 Special Detailed Requirements Based on Use and Occupancy, Ducts
Ducts in a private garage and ducts penetrating the walls or ceilings separating the dwelling unit from the garage, including its attic area, shall ...
Los Angeles Building Code > 4 Special Detailed Requirements Based on Use and Occupancy > 406 Motor-Vehicle-Related Occupancies > 406.3 Private Garages and Carports > 406.3.4 Separation > 406.3.4.3 Ducts
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