It is recognised that it is sometimes necessary to hold fire doors open for practical reasons e.g. easing access, increasing ventilation. (educationbusinessuk.net)
This is a particular problem in schools, where heavy fire doors might be difficult for young pupils to open, and where staff need to move swiftly in an emergency. (educationbusinessuk.net)
That missing fire door could allow your neighbor's fire to spread to your apartment and take everything you own in a matter of seconds. (effectivecoverage.com)