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Internorm           Windows - light and living
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Windows and what counts
Internorm Windows
[ ] Light
Light is allowed to enter the room through the window. Your living area is flooded with light allowing you to experience a sense of well-being - no window, no light, no "life". Because light and brightness light up your
living area and give you the natural energy you need every day.


[ ] Direction
In order to be able to optimise the power of the sun, you should plan your windows to face mainly south,
west or east. Large window surfaces facing south create a good energy balance and bring light and life into your rooms. To avoid overheating in the rooms, you should consider sun protection installations in the
planning stage. You can also integrate insect protection systems.


[ ] Saving Energy
The right windows can be decisive in helping you to save energy. Internorm therefore offers you the best windows with perfected technology and optimum heat and noise protection. Furthermore the appropriate
glazing can provide you with the low-energy or passive-house standard, thus saving you heating costs and improving your living conditions.


[ ] Correct Ventilation
Internorm windows have very high heat insulation and great air-tightness. That prevents troublesome
draughts, saves energy and keeps disturbing noises at bay. You should, therefore, also ventilate well. We recommend a 5-minute "shock" ventilation several times a day. The temperature of the air in the room does
sink for a few minutes, but the "heat accumulators" such as the walls, ceiling and floor do not cool down.
The fresh air quickly warms again and the energy loss is minimal.


[ ] Heat Insulation
About 25% of a house's energy is lost through the windows. Heat insulation is therefore extremely important and does not depend on the frame material, the air-tightness or the glazing. The parameter for the insulation characteristics of the window is the U-value.
The lower the U-value, the better the insulating characteristic of the window.


[ ] Noise Insulation
Noise is unpleasant and can have a negative effect on the human organism if it is correspondingly intensive
and long-lasting. That is why you should pay attention to the correct glazing, frame material and
air-tightness. The noise insulation of the window is measured in decibels (dB). The higher the dB value, the better the insulating characteristic of the window.


[ ] Air Tightness
Windows are an important component of the outer wall and must withstand driving rain and wind, whereby
the air-tightness and the air-permeability of the window play an important role. This is also stated in the air permeability coefficient (a-value).
The lower the a-value, the higher the air tightness of the window.


[ ] Anti-burglary Safeguards
A practised burglar can lever a window wing out in only 10 seconds. In order to prevent this, Internorm
offers a good basic security as standard. Internorm offers designs with resistance classes WK1 and WK2
with an anti-lever security, special point locks, interlocking points etc for additional security.
Now new: Thanks to the Fix-O-Round Technology the pane of glass is joined all round the window frame. Levering the pane out is thus almost impossible.

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