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9.26.4.8.(2)
ApplicationIntent
OH1OS2OS1OP1OS3
ObjectiveOS3 Safety in Use
Attribution
[F20,F81-OS3.4]
Application
Application 1: 
Covering for chimney saddles, on 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 limit the probability of the premature failure of chimney saddles under expected structural or environmental loads, which could lead to precipitation or meltwater ingress into or through roofs or chimneys, which could lead to damage to masonry or to chimney liners from freeze-thaw stresses, which could lead to the premature failure of chimney liners, which could lead to carbon monoxide gas leaking into living space, which could lead to the acute poisoning or asphyxiation of persons.
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