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602.2.4 Loudspeakers and Recessed Lighting

Los Angeles Mechanical Code > 6 Duct Systems > 602.0 Material > 602.2 Combustibles Within Ducts or Plenums > 602.2.4 Loudspeakers and Recessed Lighting
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Loudspeakers and recessed lighting fixtures, including their assemblies and accessories, in plenums shall be listed and labeled for use in plenums and shall have a peak rate of heat release not exceeding 134 horsepower (hp) (100 kW), an average optical density not exceeding 0.15, and a peak optical density not exceeding 0.5, where tested in accordance with UL 2043.
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Related Code Sections


602.2.4 Duct Systems, Loudspeakers and Recessed Lighting
Loudspeakers and recessed lighting fixtures, including their assemblies and accessories, in plenums shall be listed and labeled for use in plenums ...
Los Angeles Mechanical Code > 6 Duct Systems > 602.0 Material > 602.2 Combustibles Within Ducts or Plenums > 602.2.4 Loudspeakers and Recessed Lighting
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