kerti wrote:ARF-GEF wrote:Do criminals still break in through those doors?
If criminals have the special knowledge and equipment---yes. Some models have unsecurity lock or error in construction. It is like to crack cheap safes. Usual alcoholic can not crack, skilled criminal can.

Sorry, my question was a bit stupid

I just meant to emphasise that they look really imposing

All I meant is that a well made steel security door with 2 good locks like those lever locks, is very hard to overcome and should be very resistant to break-ins.