(1) There shall be sufficient ventilators for each room or passage in every cinema theatre or multiplex with an area of not less than one-eighth of the floor area, two-thirds of which shall be so arranged as to be kept open during performances. There shall also be sufficient means of artificial ventilation with the help of not less than one ceiling fan for every fifty seats and one exhaust fan for every fifty square meters of the auditorium, which shall be approved by the Executive Engineer, public works department. Alternatively, there shall be suitable centralized ventilation system of sufficient capacity, which shall be approved by the executive engineer, public works, Ports and inland transport department.
(2) There shall be sufficient ventilation system for the auditorium of air conditioned theatres or multiplex or air cooled theatres or multiplex which shall be approved by the executive engineer, public works department:
Provided that when the ventilation system fails during the performance, the show shall be stopped during the period of its failure.