It's been a long time considering that we went over security doors, so we thought it was high time for a refresher. Let's start by reminding ourselves what they are and why we need them.
What is a security door, and why do we need them?
Simply put, and as the name implies, a security door supplies boosted defense and protecting from http://www.bbc.co.uk/search?q=ΠΟΡΤΕΣ ΑΣΦΑΛΕΙΑΣ numerous unfavorable scenarios and scenarios; as an effect they are likely to be heavy ΘΩΡΑΚΙΣΜΕΝΕΣ ΠΟΡΤΕΣ duty and of really solid (often but not constantly metal) construction, and great care will have been handled their design. There are numerous reasons why we might require them, primary among which are:
avoiding unwanted gain access to (conscious as always of emergency evacuations).
preventing PORTES ASFALEIAS ATHINA or slowing down the passage of fire and/or smoke.
safety-- a style that removes the possibility of fingers getting trapped in the door.
Implications of not setting up security doors ...
Well, there are several, and they all hinge