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6.2.3.12.(4) | Application | Intent |
OH1 | OS3 |
Objective | OS3 Safety in Use |
Attribution | |
Application | Application 1: Accessibility of screens installed to protect exterior
openings for outdoor air intakes and exhaust outlets, in heating, ventilating
and air-conditioning systems, in buildings described
in Sentence 1.3.3.2.(1) of Division A. Application 2: This also applies to buildings to
which Part 9 applies [see Sentence 1.3.3.3.(1) of Division A for application
of Part 9], with respect to:
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Intent | Intent 1: To limit the probability of an inability to clear blocked
or damaged outdoor air intake screens, which could lead to the depressurization
of occupied space from which air is being exhausted, which could lead to the
entry of carbon monoxide gas from fuel-fired appliances into the building,
which could lead to harm to persons. |
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