The Ontario Building Code | Fire Dampers
3.1.8.7. Fire Dampers
(1) Except as permitted by Article 3.1.8.8., a duct that penetrates an assembly required to be a fire separation shall be equipped with a fire damper.
3.1.8.7. Fire Dampers
(1) Except as permitted by Article 3.1.8.8., a duct that penetrates an assembly required to be a fire separation shall be equipped with a fire damper.
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