(1) No doorway forming a component of an exit-way shall be less than 2 metres in height, and the clear width of such doorway shall be not less than the width required by section 26.

(2) Every door fitted to any such doorway, and every door providing means of egress from a place of assembly into an exit-way, shall be a door so hung as to swing in the direction of travel to the exit-way, shall be a door so hung as to swing in the direction of travel to the exit.

(3) No single door shall be more than 1,1 metres in width.

(4) No door referred to in subsection (2) shall be hung so as to obstruct, when open, the exit-way.

(5) The fastenings on any door providing a means of egress from a place of assembly shall be panic-bolts, or other approved fastenings, rapidly openable from the inside without the use of keys or any special knowledge, and by the application of a force of not more than 90 newtons.

(6) Revolving doors shall not be permitted in places of assembly or as components of an exit-way in other occupancies.