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9.25.3.3.(2) | Application | Intent |
| OH1 | OS3 | OS2 | OS1 |
| Objective | OS3 Safety in Use |
| Attribution |
(a)
[F44-OS3.4]
Applies where the air barrier system separates
a garage, or suite containing a garage, from residential
space.
|
| Application | Application 1: Sealing or lapping of joints in flexible sheet materials
installed to provide airtightness in required air barrier
systems, in buildings to which Part 9 applies
[see Sentence 1.3.3.3.(1) of Division A for application of Part 9].
This applies to 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 openings in the joints of flexible
sheet material (such as polyethylene) under in-service tensile stresses, which
could lead to a loss of airtightness. This is to limit
the probability of the leakage of carbon monoxide gas into living space, which
could lead to the asphyxiation or acute poisoning of persons.
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