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9.32.3.13.(3) | Application | Intent |
| OH1 | OS3 |
| Objective | OH1 Indoor Conditions |
| Attribution | |
| Application | Application 1: Minimum distance separating outdoor air intakes from building envelope penetrations that are potential sources
of contaminants, in self-contained heating-season mechanical ventilation systems
serving single dwelling units with 5 or fewer
bedrooms that are supplied with electrical power and a heating system, in buildings to which:
Exceptions:
except as stated in Sentence 9.32.3.1.(1), which applies to
heating-season mechanical ventilation systems designed to comply with CAN/CSA-F326-M.
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| Intent | Intent 1: To limit the probability of insufficient vertical and horizontal
clearances, which could lead to the contamination of ventilation air with
pollutants vented from buildings through the building envelope, which could
lead to negative effects on the air quality of indoor spaces, which could
lead to harm to persons. |
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