Accidental domestic fires can be caused by a variety of factors. The most likely culprit accounting for just under 50% of accidental dwelling fires in 2016/17 were cooking
The term ‘fire door’ usually refers to a fire door leaf, the main component of a fire door assembly or doorset.
The door leaf is installed into a fire-rated frame, complete with its ‘essential ironmongery’ to make the door perform correctly in the event of a fire.
The door is tested as a complete assembly or doorset, and can only work correctly if installed using the same compatible components as when it was tested.