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9.26.6.1.(2) | Application | Intent |
OH1 | OS2 |
Objective | OH1 Indoor Conditions |
Attribution | |
Application | Application 1: Underlay used beneath wood shingles, on roofs of 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 insufficiently moisture-permeable
underlay, which could lead to moisture (from leakage or condensation) collecting
on the upper surface of underlay, which could lead to long-term wetting of
shingles, which could lead to:
This is to limit the probability of:
This is to limit the probability of:
This is to limit the probability of harm to persons.
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