Warning This information has been archived because it is outdated and no longer relevant.

Archived Content

Information identified as archived on the Web is for reference, research or recordkeeping purposes. It has not been altered or updated after the date of archiving. Web pages that are archived on the Web are not subject to the Government of Canada Web Standards. As per the Communications Policy of the Government of Canada, you can request alternate formats on the "Contact Us" page.

6.2.3.8.(1)
OH1
ObjectiveOH1 Indoor Conditions
Attribution
Application
Application 1: 
Exhaust ducts of nonmechanical ventilating systems serving separate rooms or spaces, in buildings described in Sentence 1.3.3.2.(1) of Division A.
Exceptions: 
except as stated in Sentence 6.2.3.8.(2), which applies to exhaust ducts of nonmechanical ventilating systems that serve similar occupancies.
Top of Page
Intent
Intent 1: 
To limit the probability that combined exhaust ducts of nonmechanical ventilating systems serving separate rooms or spaces will lead to the transfer of contaminants among spaces, which could lead to negative effects on the air quality of indoor spaces, which could lead to harm to persons.
Top of Page