WAC 51-50-1203   Section 1203 -- Ventilation.  


1203.1 General. Buildings shall be provided with natural ventilation in accordance with Section 1203.4, or mechanical ventilation in accordance with the International Mechanical Code and the Washington State Ventilation and Indoor Air Quality Code.

    
1203.4 Natural ventilation. For other than Group R Occupancies in buildings four stories and less, natural ventilation of an occupied space shall be through windows, doors, louvers or other openings to the outdoors. The operating mechanism for such openings shall be provided with ready access so that the openings are readily controllable by the building occupants. Group R Occupancies in buildings four stories and less shall comply with the Washington State Ventilation and Indoor Air Quality Code.



[Statutory Authority: RCW 19.27.031 and 19.27.074. 04-01-108, § 51-50-1203, filed 12/17/03, effective 7/1/04.]