This information has been archived because it is outdated and no longer relevant.
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.
9.32.3.1.(2) | Application | Intent |
OH1 | OS3 |
Objective | OS3 Safety in Use |
Attribution | |
Application | Application 1: Protection against depressurization in 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.
|
Top of Page | |
Intent | Intent 1: [Clause (c)] To limit the probability of the inadequate
replacement of indoor air with outdoor air, which could lead to excessive
negative pressure in dwelling units, which could lead to the spillage of combustion
products from fuel-burning appliances that are susceptible to spillage.
This is to limit the probability of the entry of carbon monoxide
gas into living space, which could lead to the acute poisoning or asphyxiation
of persons.
Intent 2: To direct Code users to Article 9.32.3.8. for requirements
regarding protection against depressurization in heating-season mechanical
ventilation systems in dwelling units with 5 or fewer bedrooms.
|
Top of Page |