SECTION 310:355-9-2. Door opening and closure  


Latest version.
  •   Any tendency for air to escape from the smoking room because of doors opening or closing shall be counterbalanced by increased exhaust ventilation or other means to assure that air containing tobacco smoke is kept within the smoking room and prevented from recirculating to nonsmoking areas.
[Source: Added at 23 Ok Reg 2363, eff 6-25-06]