Section 18 in The M.P. Cinemas (Regulation) Rules, 1972
18. Ventilation.-
(1)The Area of the window, door and ventilator opening shall not be less than one-fifth of the total floor area and windows and ventilators shall be of such dimensions in such number and in such situation as the Executive Engineer/Sub-Divisional Officer concerned shall specify.(2)Mechanical appliances such as exhaust fans shall be used to expel air at the rate of 500 cubic feet or more per person, at least three times in an hour :Provided that the licensing authority, in consultation with the Executive Engineer/Sub-Divisional Officer concerned and in consultation with the District Medical Officer of Health having jurisdiction over the area in which the cinema is situated, may relax the condition laid down in this rule regarding the total door and windows area, in the case of cinema where exhaust fans have been provided.
