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BC Building Code 2012 - British Columbia
www.housing.gov.bc.caBC Building Code 2012 Section 9.32. Ventilation 9.32.1. General 9.32.1.1. Application 1) This Section applies to the ventilation of rooms and spaces in residential occupancies by natural ventilation and to self-contained mechanical ventilation systems serving only one dwelling unit or one dwelling unit and a secondary suite. 2) Mechanical ventilation systems other than self-contained systems ...