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// CODE SNIPPET

502.1 Exhaust Opening Protection

Los Angeles Mechanical Code > 5 Exhaust Systems > 502.0 Termination > 502.1 Exhaust Opening Protection
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Exhaust openings terminating to the outdoors shall be covered with a corrosion-resistant screen having not less than 1/4 of an inch (6.4 mm) openings, and shall have not more than 1/2 of an inch (12.7 mm) openings.

Exception: Clothes dryers.

Related Code Sections


502.1 Exhaust Systems, Exhaust Opening Protection
Exhaust openings terminating to the outdoors shall be covered with a corrosion-resistant screen having not less than 1 / 4 of an inch (6.4 mm ...
Los Angeles Mechanical Code > 5 Exhaust Systems > 502.0 Termination > 502.1 Exhaust Opening Protection
R303.6 Building Planning, Outside Opening Protection
Air exhaust and intake openings that terminate outdoors shall be protected with corrosion-resistant screens, louvers or grilles having an opening ...
Los Angeles Residential Code > 3 Building Planning > R303 Light, Ventilation and Heating > R303.6 Outside Opening Protection
315.1.1 General Regulations, Testing
Louvers that protect air intake or exhaust openings shall be tested in accordance with AMCA 550 for resistance to wind-driven rain ...
Los Angeles Mechanical Code > 3 General Regulations > 315.0 Louvers in Hurricane Prone Regions > 315.1 General > 315.1.1 Testing
1609.1.2.1 Structural Design, Louvers
Louvers protecting intake and exhaust ventilation ducts not assumed to be open that are located within 30 feet (9144 mm) of grade shall meet ...
Los Angeles Building Code > 16 Structural Design > 1609 Wind Loads > 1609.1 Applications > 1609.1.2 Protection of Openings > 1609.1.2.1 Louvers
1609A.1.2.1 Structural Design, Louvers
Louvers protecting intake and exhaust ventilation ducts not assumed to be open that are located within 30 feet (9144 mm) of grade shall meet ...
Los Angeles Building Code > 16A Structural Design > 1609A Wind Loads > 1609A.1 Applications > 1609A.1.2 Protection of Openings > 1609A.1.2.1 Louvers
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