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Security Issues:
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| For example: | |
| • | No-good neighbours, next door but one or even further along, might be able to break into your house through your loft hatch if you live in a terrace of houses! |
| • | Ask yourself this if you live in a bungalow: what is to stop anybody removing a few roof tiles and getting in that way? |
| • | All the locks in the world will not deter someone who could simply smash the glass! |
I don't want to upset you but I can assure you that I know a lot more (and several simpler) ways to get into most homes than those above, but will not be going into the subject further for the reasons I have already given. And no, it has never been my 'other' job, one just picks up these things from many years of first-hand experience in my trade.
You have got my attention, you
may now be saying, so what should I do?
In my opinion really being secure can be achieved one way and one way
only. If you are getting quotes for new windows and doors, you can
take out 90% of the security sales talk (believe me) and have a good
alarm fitted. I don't mean one of the DIY jobs either; I mean a proper
security alarm, alarm company fitted. A word of warning: there is a
saying that says people will not buy prevention, but only the cures,
so let that be food for thought and a moral to you. In view of the
above, I suggest that you do not largely base a buying decision for
new windows and doors on how impressed you are with the security
features. You didn't expect to hear that, did you? But think about it!
No Offence
I hope I do not offend, but of the many regular questions that my
prospective customers ask me, I have one pet hate. The question goes
something along these lines: ‘And do your doors have an eight-point
security lock, because that is what the other man’s had?’ Let me
tell you that the number of points is completely meaningless compared
to the quality of the lock. Most multi-point locks I see that boast a
great number of locking points are no more than ordinary multi-point
locks that have extra 'roller cams', which are designed to pull the
door up against the draught-proofing, and are not at all security
points in any sense. I see a lot of 'roller cams' that are catching
their keeps by often not a lot more than 1mm or so. Mortise and the
new hook-locking system (not roller cams) will offer more real
security than was available ever before.
The BIG question, interior or
exterior beading, what's 'best'?
I have been compelled to find the time to do this whole page about
security urgently, because of the pure weight of e-mails I keep
getting on the subject. I never really quite know how to answer the
one about interior vs exterior beading, not because I do not know the
answer, but because I think it may be a bit of an emotive subject,
when the enquirer has perhaps had the fear of God put up him (or her)!
| Here is my opinion about the
beading types, in a nutshell. There are two main types of glazing beads commonly in use throughout our industry, irrespective of whether they are used internally or externally: |
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| • | 'knock-in' (unfortunately also easy to remove) |
| and | |
| • | shuffle-'security' beads (you need to be indoors first to remove the 'wedge gasket'). |
The two are worlds apart. You need
to know the difference because this is crucially important to the
issue if you have exterior beading; the issue is different if you
have interior beading.
Knock-in beads, as far as my knowledge goes, are mainly used in the
German window and door systems, but I do not know why they came up
with the idea in the first place, maybe for use in high-rise flats.
In essence, if this bead is used externally, then to have any
security, the glass sealed unit needs to be stuck in on the indoors
with double-sided sticky tape, so that the bead, if removed, will
not then allow the glass to simply be lifted out to effect a
burglary.
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You should read on ...
It has been common in our industry to design English systems (we are
different in some ways from our European friends) to use 'shuffle'
(security) beads, even in the days of aluminium. These are designed so
that the interior 'wedge' gasket has to be removed indoors first, thus
allowing the sealed unit to be moved a few millimetres towards the
indoors, before the exterior bead can be released to facilitate
removal. There is one exception: older windows used to have a
separate, softer and more bulky 'fir tree' exterior gasket fitted into
the beading, which could be sharp-knifed away, allowing enough room
for the exterior security bead to be removed, but that is really on
old window systems. Final note on this point. Virtually all (if not
all) PVC-U window and door systems today have 'coextruded' beads and
gasket, whether externally or internally glazed, that is, beads with
integral gasket that will not yield to the same security vulnerability
as the early systems. Gaskets also nowadays show a sightline that is a
lot smaller, i.e. you actually see less of them for neatness.
So, do you advise exterior or
interior beads?
To satisfy yourself about this point if you are considering
external beads, then check out the actual type of beads used in the
window/door system, and ask to see a 'corner sample', which will tell
you a lot about how the beads are fitted in and what security you will
really have. If you are going for interior beads then this should not
be of concern.
Talking about security
A customer of mine asked me to quote him for a set of new PVC-U
'French' (double) doors to the ground floor rear of his house in the
middle of Basildon. He is a Crime Prevention Officer in one of the
East End London Boroughs, and we had a really interesting half-hour
chat about home and personal security. I listened to him and he
listened to me, and after that half hour, I can tell you that he knows
what he is talking about! We talked through all the security
considerations to do with his requirement, and he then placed an order
for what I consider to be - and tell my customers is - my completely
bogstandard set of French doors. I rest my case, as Ironside would say
(ask your Dad if that name means nothing to you).
Have a look at a picture of one of the latest generation 'shoot bolt' window-locking systems. It even has a central mortise lock, which is similar in operation to a conventional back door.
Please bear in mind that these are all my personal opinions only.
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