Well what is a exit is it a the door that you can leave by or is it a special door where you can leave under special reasons like a fire or emergency exit . These normally have special lights over the door to say exit and have a light behind them that controlled by a circuit on a small board . That when there a power fail this light comes on . These are normally called fire exit . But can be used with correct access control as a entrance door as well .
So this is what a exit is a door that you enter a building or a home and that you leave by
Showing the single result