Roland Perry wrote:

Chris Green wrote:

Surely there aren't many houses actually left in a state where you
can't leave without 'breaking out'.

Especially as new windows fitted since ? Â* are supposed to have
escape mechanisms [in case of fire].

A window that can be locked, and the key removed still meets the
requirement of an "escape window" providing it it large enough and can
be retained open without being needing to be held.