You never want to be caught on the roof during an emergency, but in case you ever are, trust the High Rise Escape to safely get you out of a jam.
The High Rise Escape system combines several devices which require no power and have a shelf life that proceeds decades. This emergency kits comes with cloud alarm system, fire extinguishers, descending escape vests and breathing space hoods. The most important element in this kit is the descending vest, because firetruck ladders cannot reach past the seventh floor.
When there's trouble in sight, most people try to run outside as quickly as possible; if you're somewhere around the middle floor, the easiest exit would be the roof. One of these kits on every building helps to ensure people make it out of dangerous situations quickly and safely.