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3.6.5.8.(4) | Application | Intent |
OS1 |
Objective | OS1 Fire Safety |
Attribution | |
Application | Application 1: Combustibility of material lining combustible return ducts :
This applies to buildings described
in Sentence 1.3.3.2.(1) of Division A.
Application 2: This also applies to:
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Intent | Intent 1: To limit the probability that combustible debris accumulating
in certain horizontal locations in combustible return ducts will not be isolated
or separated from the combustible surface of the duct by a duct lining of
noncombustible material, which could lead to a fire involving the debris igniting
the duct and then spreading to other parts of the building, which could lead
to harm to persons. |
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