At least 0 33 square metres and at least 450mm high and 450mm wide.
Uk building regulations door handle height.
External fire exit doors.
The international building code also requires all projections into a hallway doorway or other means of access to have a handle that fits a wheelchair use.
Totally different from fire doors these doors are often thought of as fire doors but they are more about the ability to quickly exit the building under threat than they are about retaining the integrity of the door during a fire.
The placement of a handle on a door is dependent on the size of the door.
Both handles are 80mm above the top of the cross rail and they both feel too high when i use them.
Within any glazed door up to 1500mm from floor level.
See diagram 5 1 in approved document k for more information.
Most doors for home installation are 80 inches tall and door handles are generally placed on the door three feet from the floor.
Fire escape windows must provide an unobstructed opening of at least 0 33m with a minimum dimension of 450mm in height or width.
The code requires that the height of a doorknob above the floor is approximately between 34 and 48 inches.
One door is 1980mm high with the centre of the handle at 1040mm from the bottom of the door and 1060mm from the floor when the door is shut.
The other is 1965mm high with the handle at 1015mm from door and floor.
Single side opening windows will need to have a minimum frame width of 610mm to comply with building regulations and a 2 pane side opening window needs to have a minimum width of 595mm.
Personally i think it looks weird.
Understanding building regulations and door handles by nick dardalis it is accepted by the construction industry architects and reputable installers that when it comes to doors for public buildings commercial doors are the most suitable and fit for purpose product.
Approved document b download.