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9.10.17.8.(1) | Application | Intent |
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Application | Application 1: Light diffusers and lenses having flame-spread
ratings that exceed those permitted for the ceiling finish, in buildings to which Part 9 applies [see Sentence 1.3.3.3.(1) of Division A for application of Part 9]. |
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Intent | Intent 1: To exempt light diffusers and lenses from the requirements
of Sentence 9.10.17.1.(1), which would otherwise limit surface flame-spread
rating to 150, and permit a higher maximum flame-spread rating and require
certain other conditions to be met as stated in Sentence 3.1.13.4.(1),
on the basis that these building elements will not contribute significantly
to the spread of flame. Intent 2: To expand the application of Sentence 3.1.13.4.(1) to
Part 9 buildings. |
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