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9.27.2.2.(3) | Application | Intent |
| OS2 | OH1 |
| Objective | OS2 Structural Safety |
| Attribution | |
| Application | Application 1: Break in continuity between drained and vented air
spaces or drainage material installed to provide a capillary break between
the cladding and backing assembly, in cladding assemblies to which Subsection 9.27.2. applies [see Article 9.27.1.1. for application
of Subsection 9.27.2.], and concealed spaces in constructions
that project over the top of such air spaces or drainage materials.
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| Intent | Intent 1: To limit the probability that moisture will transfer from
drained and vented air space or drainage material in the wall into assemblies
above the wall, which could lead to the accumulation of moisture.
This is to limit the probability of deterioration, which could lead
to compromised structural integrity of attic or roof assemblies or of elements
protected by attic or roof assemblies, which could lead to harm to persons.
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