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// CODE SNIPPET

603.6 Plastic Ducts

Los Angeles Mechanical Code > 6 Duct Systems > 603.0 Installation of Ducts > 603.6 Plastic Ducts
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Plastic air ducts and fittings shall be permitted where installed underground and listed for such use.
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Related Code Sections


603.6 Duct Systems, Plastic Ducts
Plastic air ducts and fittings shall be permitted where installed underground and listed for such use ...
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